A2-146 Girodisc 2pc Rear Brake Rotors
Girodisc A2-146 Girodisc 2pc Rear Brake Rotors $1,750.00
A2-146 Girodisc Two-Piece Rear Brake Rotors FITMENT: Porsche 991 GT3 / GT3RS / GT2RS, Rear w/ Cast Iron Brakes This Girodisc system is a direct replacement for the OEM Porsche cast iron rotors on the 991 GT3, GT3RS, and GT2RS. No modifications are necessary, allows use of factory unmodified pads (unlike most aftermarket solutions for this application). The Girodisc rotors will bolt directly to the car and work with OEM calipers perfectly. By upgrading your brakes with lightweight high performance replacements as opposed to a big brake kit, your factory-tuned brake bias is maintained as well as your ABS efficiency. Girodisc two-piece floating rotors are lighter than OEM brake rotors. This reduction in rotational mass and unsprung weight allows for quicker acceleration, sharper steering, and faster suspension response. When used with Pagid or PFC performance brake pads and CMS RF-1 brake fluid (available from Competition Motorsport), you have an amazing solution to overheating, cracking and warping rotors. The central hat section of each Girodisc is made from 6061-T6 aircraft specification aluminum. The disc is manufactured from cast iron constructed in the USA, made to the same specification with the same material used by professional racing organizations. The rotors' curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc. The rotor and hat mount together through a floating mount system which utilizes ten high strength alloy steel drive pins manufactured by Girodisc in the USA to their own specifications and are cadmium plated for corrosion resistance. The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat. The pins are secured by class 12.9 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors. The two-piece Girodisc design allows for disc-only replacement as well, minimizing future replacement costs and delivering outstanding performance. Sold/priced per pair.
A1-146 Girodisc 2pc Front Brake Rotors - Competition Motorsport
Girodisc A1-146 Girodisc 2pc Front Brake Rotors $1,750.00
A1-146 Girodisc Two-Piece Front Brake Rotors FITMENT: Porsche 991 GT3/GT3RS/GT2RS, Front (2014+) with steel brakes The Girodisc system is a direct replacement for the OEM front rotors on the Porsche 991 GT3, GT3RS, and GT2RS with OEM iron rotors. No modifications are necessary, including full use of factory unmodified pads unlike most aftermarket solutions for this application. The GIrodisc rotors will bolt directly to your car and work with OEM calipers perfectly. By upgrading your brakes with lightweight, high performance replacements -- as opposed to a big brake kit -- your factory brake bias and ABS efficiency are preserved. The central hat section of the disc is made from 6061-T6 aircraft specification aluminum. The disc is manufactured from cast iron constructed in the USA, made to the same specification with the same material used by professional racing organizations. The rotors' curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc. The rotor and hat mount together through a floating mount system which utilizes ten high strength alloy steel drive pins manufactured by Girodisc in the USA to their own specifications and are cadmium plated for corrosion resistance. The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat. The pins are secured by Grade-12 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors. The two-piece Girodisc design allows for disc-only replacement as well, minimizing future replacement costs and delivering outstanding performance. Sold/priced per pair.
A2-128 Girodisc 2pc Rear Brake Rotors - Competition Motorsport
Girodisc A2-128 Girodisc 2pc Rear Brake Rotors $1,750.00
FITS: Ferrari 458 CHALLENGE   Competition Motorsport is an Authorized dealer for GiroDisc products and we are one of the largest stocking dealers in the country.  We ship most products same or next business day to ensure we meet your delivery deadline.   The GiroDisc system is an upgrade to a 2-piece steel rotor and aluminum hat combination and is a direct replacement for the OEM brake disc.  The 2-piece floating disc will bolt directly to the car and work with OEM calipers perfectly.  By upgrading your brakes with these lightweight high-performance replacements as opposed to a big brake kit, your factory bias is maintained as well as your ABS efficiency.  The Giro Disc rotors are lighter than OEM pieces.  The reduction in rotational and unsprung weight allows for quicker acceleration and suspension response.   When used with Pagid or PFC performance brake pads, and Competition Motorsport RF-1 brake fluid (also available from CompetitionMotorsport.com), you have an amazing solution to overheating, cracking and warping rotors. The central hat section of the disc is made from 6061-T6 aircraft specification aluminum.  The disc is manufactured from cast iron which is constructed in the USA and is made to the same specification with the same material used by professional racing organizations.  The rotors curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc.     The rotor and hat mount together through a floating mount system which utilizes 8-10 high strength alloy steel drive pins manufactured by GiroDisc in the USA to our own specifications and are cadmium plated for corrosion resistance.  The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat.  The pins are secured by grade12 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors.   The 2-piece GiroDisc design allows for rotor only replacement as well to minimize future replacement costs and deliver outstanding performance and cooling.   Sold/Priced per pair.
-31% sale
C3 Carbon Lamborghini Huracan LP610 Carbon Fiber Rear Vent Panels - Competition Motorsport
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C3 Carbon C3 Carbon Lamborghini Huracan LP610 Carbon Fiber Rear Vent Panels $1,749.99 $2,499.99
C3 Carbon  Lamborghini Huracan LP610 Carbon Fiber Rear Vent Panels Beautiful carbon fiber replacement for the black plastic trim panels surrounding the Lamborghini Huracan LP610's rear engine hatch. C3's autoclaved, pre-impregnated (pre-preg) dry carbon fiber panels install simply with no modification, bringing you the most accurate, beautiful fit and finish available anywhere. C3 matches the OEM Lamborghini 2x2, 3K twill carbon weave perfectly for an original Lamborghini appearance. The spectacular look of these carbon fiber piece adds so much flair to the engine cover of Lambo's one-of-a-kind Huracán. Fitment: 2014+ Lamborghini Huracán FEATURES: Autoclaved pre-preg dry carbon fiber with 2x2, 3K Twill Weave matched to Lamborghini OEM carbon fiber Clear-coated with automotive urethane, hand polished to a mirror finish OEM-perfect fit Install easily without any modifications Digitally 3D laser scanned for guaranteed fitment Autoclave formed in billet aluminum molds at more than 100 psi and 200o F Experience the Difference of C3 Carbon Products Competition Carbon Components (C3 Carbon) has been steadily gaining in popularity amongst today’s high-performance driving enthusiasts due to several key factors that help C3 Carbon stand out in a market full of sub-par aftermarket offerings. Each C3 Carbon product is manufactured to provide perfect fit and extreme strength while reducing weight, maximizing quality and ensuring years of exceptional finish. We provide all of this for significantly less money than OEM parts. Every product we make uses pre-impregnated dry carbon formed in a CNC-machined billet aluminum mold which is manufactured by laser-scanning the OEM component(s) so you know you’ll have a perfect fit, every time. Dry carbon is stronger and lighter than wet carbon, often weighing 1/3 of our competitors’ products. Our manufacturing methods also produce a smoother surface on each part for more dimensional accuracy; shaving edges, widening mounting holes and flexing pieces to make them fit are a thing of the past. C3 Carbon also applies an automotive urethane clear-coat which is U/V cured for durability and guarantees C3 Carbon parts won't yellow over time. Many of our competitors use wet carbon (which is heavier), and some use fiberglass with a carbon overlay (much heavier, as the carbon fiber has epoxy literally painted onto it). These materials and manufacturing methods produce a poor finish due to air contamination, and because the epoxy isn’t applied uniformly throughout the weave. These products are also much weaker than C3 Carbon products. Finally, most competitors use a fiberglass mold, which is far less expensive but cannot maintain the strict tolerances we demand of our own products. In the end, the fit and finish simply cannot stand up to C3 Carbon products.
AP_Racing_J-Hook_Disc_Porsche_992_GT3-390x32mm-Rear_SKU_13.01.20026_Single_image
AP Racing AP Racing 350mmx28mm 2-piece J Hook Rear Brake Rotors for Corvette C8 Z51 $1,749.00
AP Racing 345x30mm 2-piece J Hook Front Floating Racing Brake Rotors Fit The Following Cars  Corvette C8 Z51 Iron Rotor Rear AP Racing by Essex 2-piece Competition J Hook rear disc pair for Corvette C8 Z51 with iron discs 350mm x 28mm (13.78" x 1.10") 72 Vane, D66 Huge increase in airflow, cooling capacity, and durability vs. OEM discs Saves 2 lbs. unsprung weight per side vs. OEM iron discs Designed for: club racing, time trial, auto-x, HPDE Works with OEM calipers, no modifications required Ultralight, fully floating, anodized billet aluminum hat with float control/anti-rattle clips Sold/priced per pair. AP Racing J Hook Brake Rotors – The Gold Standard in Track Day & Racing Performance Engineered for professional motorsport, HPDE, and dedicated track day use, AP Racing’s J Hook Brake Rotors deliver uncompromising performance, thermal stability, and consistent braking power. These two-piece, floating rotors are built to handle the extreme demands of road racing, with design features derived from over 50 years of elite competition—including Formula 1, NASCAR, and IMSA. Unlike conventional one-piece rotors, AP Racing’s two-piece floating design features a billet aluminum hat mated to a cast iron disc via precision-engineered bobbins. This setup allows for controlled radial expansion under high heat, minimizing distortion and coning. The result? More even pad wear, a firmer pedal feel, and longer component life, even during extended lapping sessions or endurance racing. Floating hardware includes anti-knockback spring clips that reduce piston retraction while eliminating common NVH issues like rattling. Why Choose AP Racing J Hook Rotors? Advanced Cooling, Superior Bite, Unmatched Durability At the heart of every rotor is AP Racing’s proprietary high-carbon iron alloy, developed to withstand repeated thermal cycling without cracking or warping. Internally, directional vanes—far superior to OEM pillar or straight vane designs—maximize airflow and cooling. With 60 to 84 vanes per rotor, AP Racing achieves faster heat evacuation, reduced brake fade, and a more consistent friction surface. These rotors are left/right-specific for optimal airflow and balance. The exclusive J Hook slot pattern offers enhanced initial bite and promotes uniform heat distribution across the rotor face, reducing pad deposits and vibration. Unlike drilled rotors or straight-slot competitors, the J Hook design provides cleaner pad transfer during bed-in and superior modulation under braking—ideal for serious drivers who demand feedback and control. Yes, you might hear a little more whirr, but you’ll gain the stopping power, consistency, and longevity your lap times demand. Premium Components, Affordable Performance The rotor hats are CNC-machined from 6061-T6 billet aluminum and hard anodized for strength and heat resistance. Scalloped edges under the hat further assist heat dissipation. All hardware is U.S.-made to AP Racing spec, the same quality found on pro-level racing platforms. And while these rotors are race-proven, they’re also surprisingly cost-effective to replace. Don’t settle for cheap rotors that crack after a weekend—AP’s J Hook rings offer better durability and real long-term value. Fewer replacements mean more track time, less downtime, and peace of mind knowing you're running the best. Used by Champions. Trusted by Experts. From endurance racers to HPDE enthusiasts, AP Racing brake rotors are trusted worldwide for their reliability, longevity, and performance under pressure. Whether you're shaving seconds off your lap time or building a dedicated track car, the J Hook delivers a professional-grade solution that won’t let you down.   AP Racing J Hook Brake Rotors for Auto Racing, Track Days & HPDE Why Rotor Design Matters: Heat Expansion and Floating Technology As with most metals, iron brake discs expand significantly under heat. When temperatures rise, the disc grows radially—expanding in both diameter and circumference. Traditional one-piece rotors struggle to accommodate this natural expansion. As the outer edge pulls away from the center under heat stress, it creates a condition called “coning”—a distortion that compromises pad-to-rotor contact. This distortion can lead to uneven pad wear, brake tapering, and an inconsistent, long brake pedal. AP Racing two-piece floating brake rotors are purpose-built to eliminate these issues. Engineered with “float” built into the disc or hat assembly, these rotors feature oblong-shaped mounting holes that allow the hardware to slide as the disc heats up. This flexibility ensures the disc runs true within the caliper under high-temperature loads, effectively reducing distortion, minimizing pad taper and stress cracks, and promoting longer component life. Custom Mounting Hardware & Anti-Knockback Spring Clips AP Racing rotors utilize application-specific, U.S.-made mounting hardware—not generic bolts. These premium components are the exact parts used in AP’s professional motorsport products, engineered to withstand the rigors of competitive racing. To manage lateral disc motion that can push caliper pistons backward (known as knockback), AP Racing integrates anti-knockback spring clips on alternating bobbins—five on a ten-bolt setup, six on a twelve-bolt disc. These clips keep the aluminum hat and iron disc ring properly aligned while still allowing for radial float. Bonus: they eliminate annoying rattles and vibrations, ensuring a quieter, more refined braking experience. High-Performance Hat Design for Heat Isolation The disc hats in AP Racing’s two-piece floating rotors are CNC-machined from 6061-T6 billet aluminum and finished with a hard anodized coating. This high-strength aluminum alloy was selected for its ability to maintain structural integrity even at elevated temperatures. AP adds scalloped channels beneath the hat to further encourage airflow and heat evacuation from the outer disc face, minimizing thermal transfer to hubs and wheel bearings—helping reduce maintenance costs on these expensive components. Internal Vane Engineering: Airflow Optimization & Thermal Stability AP Racing’s internal vane design sets them apart from OEM and most aftermarket competitors. While many factory brake discs use non-directional pillar vanes (low-cost and NVH-focused), AP Racing rotors use directional vanes engineered for maximum airflow. These rotors are side-specific—meaning you’ll receive a unique left and right disc in each set—ensuring optimized cooling through strategic vane orientation and shape. Beyond that, AP Racing rotors feature a superior vane count, typically ranging from 60 to 84 vanes, compared to 30–48 in most aftermarket rotors. After extensive CFD and thermal analysis, this high vane count was proven to: Increase airspeed and thermal transfer Reduce recirculation and deflection at the disc face Minimize coning, cracking, and brake fade Deliver more even pad contact and extended rotor life J Hook Slot Pattern: Exclusive to AP Racing Slots and drill holes may improve initial bite, but they also introduce “cool spots” in the rotor face—areas of uneven heating that can lead to stress risers, cracks, and pad vibration. OEM rotors often avoid this by leaving the disc face blank, but that compromises bite and brake feel. AP Racing’s patented J Hook design, developed through rigorous R&D, solves this problem. The hooks are meticulously spaced around the disc’s circumference and from hat to edge, forming a continuous distortion path that ensures even heat distribution. This encourages uniform pad deposits during bed-in, helps reduce judder and cracking, and improves consistency under repeated high-load braking. In addition, the J Hook slots provide more leading edges for pads to grip than traditional curved slots or blank rotors. While this might generate a mild whirring sound during braking, the benefits—more bite, cleaner bedding, better pedal feel—make it the top choice for committed racers and serious track day drivers. Metallurgy Backed by 50+ Years of Motorsport Leadership AP Racing's reputation is built on performance, and their proprietary iron alloy used in J Hook rotors is no exception. Drawing from over five decades of elite motorsport experience, including 750+ Formula 1 wins and widespread use across NASCAR, AP’s engineers have developed a disc alloy that excels under sustained racing temperatures and stress. Where OEM discs focus on affordability and mass production, AP Racing’s J Hook rotors are purpose-built for motorsport durability and heat resistance. Affordable Replacement Cost: Serious Value for Serious Drivers Even the best brake rotors are consumables. When you drive hard—especially at the track—your discs will eventually wear out. That’s why AP Racing designed their replacement iron rings to be cost-effective, allowing you to replace worn parts without breaking the bank. Compare that to constantly buying cheap $150 rotors every weekend—rotors that can't handle the heat and need to be swapped frequently. With AP Racing’s J Hook rotors, you get longer service intervals, less downtime, and better performance over time, making them an incredibly smart long-term investment. Proven on Track. Trusted by Champions. Top-tier racing teams rely on AP Racing J Hook rotors for one reason: they perform under pressure. Whether you're running time trials, attending HPDE events, or competing in wheel-to-wheel racing, these rotors offer professional-grade reliability, safety, and performance. Bedding and preparation of AP Racing J Hook Disc Properly preparing your new brake discs before heavy use is extremely important. The goal of bedding-in your brake pads and discs is to mate them together properly and prepare them for heavy use.  When prepared properly, or bed-in, your pads will transfer a thin layer of material to the disc face (transfer layer).  The pads in your caliper will then actually ride on that thin layer of pad material you’ve put down on the rotor, rather than rubbing directly on the iron rotor face.  A good transfer layer is going to give you superior brake pedal feel, less noise, superior pad wear, and lower the chances of cracking your discs. Important Notes- PLEASE READ! First, make sure you are on a closed course to perform a proper bed-in.  Do NOT perform the procedure on public roads.  You need a stretch of asphalt with long straights, good visibility, and no potential obstructions.  Make sure you are in a position to safely and repeatedly attain the necessary speeds to perform the bed-in procedure.  A controlled racetrack is the best place to perform this procedure.  AP Racing and Competition Motorsport in no way suggest or condone speeding on public roads or breaking the law in your car, nor do we take responsibility for any damage or injury that occurs as a result of using our product or these procedures.  You are performing the bed-in procedure at your own risk.  During these procedures, it’s critical that you never come to a complete stop with your foot on the brake pedal.  If you have brake ducts on your car, you may want to block them off to allow your brake system to heat up easily. The procedure outlined below is a generic procedure for most types of mild race pad.  Please check your pad manufacturer’s recommended bed-in procedure. Accelerate to approximately 60mph and then decelerate down to 5 mph.  If your car has ABS, you should try to hold the brakes at a point just before ABS intervention.  Once the car slows to 5mph, immediately accelerate back up to about 60mph, and brake again to roughly 5mph.  Repeat this series of stopping and accelerating 8 to 10 times.  Again, do not come to a complete stop with your foot on the brake pedal. Cool the brake system down by cruising at 45mph+ for 5 to 10 minutes. Visually inspect your discs.  They should be a blue/grey color (instead of shiny silver), and have an even layer of pad material across and around the entire rotor face. If the AP Racing rotors don’t have a layer of pad material on them, perform another series of stops in the manner outlined above.
AP_Racing_J-Hook_Disc_Porsche_992_GT3-390x32mm-Rear_SKU_13.01.20026_Single_image
Performance Friction AP Racing 345mmx30mm 2-piece J Hook Front Brake Rotors for Corvette C8 Z51 $1,749.00
AP Racing 345x30mm 2-piece J Hook Front Floating Racing Brake Rotors Fit The Following Cars  Corvette C8 Z51 Iron Rotor Front AP Racing by Essex 2-piece Competition J Hook front disc pair for Corvette C8 Z51 with iron discs 345mm x 30mm (13.59" x 1.18") 72 Vane, D66 Huge increase in airflow, cooling capacity, and durability vs. OEM discs Saves 2 lbs. unsprung weight per side vs. OEM iron discs Designed for: club racing, time trial, auto-x, HPDE Works with OEM calipers, no modifications required Ultralight, fully floating, anodized billet aluminum hat with float control/anti-rattle clips Sold/priced per pair. AP Racing J Hook Brake Rotors – The Gold Standard in Track Day & Racing Performance Engineered for professional motorsport, HPDE, and dedicated track day use, AP Racing’s J Hook Brake Rotors deliver uncompromising performance, thermal stability, and consistent braking power. These two-piece, floating rotors are built to handle the extreme demands of road racing, with design features derived from over 50 years of elite competition—including Formula 1, NASCAR, and IMSA. Unlike conventional one-piece rotors, AP Racing’s two-piece floating design features a billet aluminum hat mated to a cast iron disc via precision-engineered bobbins. This setup allows for controlled radial expansion under high heat, minimizing distortion and coning. The result? More even pad wear, a firmer pedal feel, and longer component life, even during extended lapping sessions or endurance racing. Floating hardware includes anti-knockback spring clips that reduce piston retraction while eliminating common NVH issues like rattling. Why Choose AP Racing J Hook Rotors? Advanced Cooling, Superior Bite, Unmatched Durability At the heart of every rotor is AP Racing’s proprietary high-carbon iron alloy, developed to withstand repeated thermal cycling without cracking or warping. Internally, directional vanes—far superior to OEM pillar or straight vane designs—maximize airflow and cooling. With 60 to 84 vanes per rotor, AP Racing achieves faster heat evacuation, reduced brake fade, and a more consistent friction surface. These rotors are left/right-specific for optimal airflow and balance. The exclusive J Hook slot pattern offers enhanced initial bite and promotes uniform heat distribution across the rotor face, reducing pad deposits and vibration. Unlike drilled rotors or straight-slot competitors, the J Hook design provides cleaner pad transfer during bed-in and superior modulation under braking—ideal for serious drivers who demand feedback and control. Yes, you might hear a little more whirr, but you’ll gain the stopping power, consistency, and longevity your lap times demand. Premium Components, Affordable Performance The rotor hats are CNC-machined from 6061-T6 billet aluminum and hard anodized for strength and heat resistance. Scalloped edges under the hat further assist heat dissipation. All hardware is U.S.-made to AP Racing spec, the same quality found on pro-level racing platforms. And while these rotors are race-proven, they’re also surprisingly cost-effective to replace. Don’t settle for cheap rotors that crack after a weekend—AP’s J Hook rings offer better durability and real long-term value. Fewer replacements mean more track time, less downtime, and peace of mind knowing you're running the best. Used by Champions. Trusted by Experts. From endurance racers to HPDE enthusiasts, AP Racing brake rotors are trusted worldwide for their reliability, longevity, and performance under pressure. Whether you're shaving seconds off your lap time or building a dedicated track car, the J Hook delivers a professional-grade solution that won’t let you down.   AP Racing J Hook Brake Rotors for Auto Racing, Track Days & HPDE Why Rotor Design Matters: Heat Expansion and Floating Technology As with most metals, iron brake discs expand significantly under heat. When temperatures rise, the disc grows radially—expanding in both diameter and circumference. Traditional one-piece rotors struggle to accommodate this natural expansion. As the outer edge pulls away from the center under heat stress, it creates a condition called “coning”—a distortion that compromises pad-to-rotor contact. This distortion can lead to uneven pad wear, brake tapering, and an inconsistent, long brake pedal. AP Racing two-piece floating brake rotors are purpose-built to eliminate these issues. Engineered with “float” built into the disc or hat assembly, these rotors feature oblong-shaped mounting holes that allow the hardware to slide as the disc heats up. This flexibility ensures the disc runs true within the caliper under high-temperature loads, effectively reducing distortion, minimizing pad taper and stress cracks, and promoting longer component life. Custom Mounting Hardware & Anti-Knockback Spring Clips AP Racing rotors utilize application-specific, U.S.-made mounting hardware—not generic bolts. These premium components are the exact parts used in AP’s professional motorsport products, engineered to withstand the rigors of competitive racing. To manage lateral disc motion that can push caliper pistons backward (known as knockback), AP Racing integrates anti-knockback spring clips on alternating bobbins—five on a ten-bolt setup, six on a twelve-bolt disc. These clips keep the aluminum hat and iron disc ring properly aligned while still allowing for radial float. Bonus: they eliminate annoying rattles and vibrations, ensuring a quieter, more refined braking experience. High-Performance Hat Design for Heat Isolation The disc hats in AP Racing’s two-piece floating rotors are CNC-machined from 6061-T6 billet aluminum and finished with a hard anodized coating. This high-strength aluminum alloy was selected for its ability to maintain structural integrity even at elevated temperatures. AP adds scalloped channels beneath the hat to further encourage airflow and heat evacuation from the outer disc face, minimizing thermal transfer to hubs and wheel bearings—helping reduce maintenance costs on these expensive components. Internal Vane Engineering: Airflow Optimization & Thermal Stability AP Racing’s internal vane design sets them apart from OEM and most aftermarket competitors. While many factory brake discs use non-directional pillar vanes (low-cost and NVH-focused), AP Racing rotors use directional vanes engineered for maximum airflow. These rotors are side-specific—meaning you’ll receive a unique left and right disc in each set—ensuring optimized cooling through strategic vane orientation and shape. Beyond that, AP Racing rotors feature a superior vane count, typically ranging from 60 to 84 vanes, compared to 30–48 in most aftermarket rotors. After extensive CFD and thermal analysis, this high vane count was proven to: Increase airspeed and thermal transfer Reduce recirculation and deflection at the disc face Minimize coning, cracking, and brake fade Deliver more even pad contact and extended rotor life J Hook Slot Pattern: Exclusive to AP Racing Slots and drill holes may improve initial bite, but they also introduce “cool spots” in the rotor face—areas of uneven heating that can lead to stress risers, cracks, and pad vibration. OEM rotors often avoid this by leaving the disc face blank, but that compromises bite and brake feel. AP Racing’s patented J Hook design, developed through rigorous R&D, solves this problem. The hooks are meticulously spaced around the disc’s circumference and from hat to edge, forming a continuous distortion path that ensures even heat distribution. This encourages uniform pad deposits during bed-in, helps reduce judder and cracking, and improves consistency under repeated high-load braking. In addition, the J Hook slots provide more leading edges for pads to grip than traditional curved slots or blank rotors. While this might generate a mild whirring sound during braking, the benefits—more bite, cleaner bedding, better pedal feel—make it the top choice for committed racers and serious track day drivers. Metallurgy Backed by 50+ Years of Motorsport Leadership AP Racing's reputation is built on performance, and their proprietary iron alloy used in J Hook rotors is no exception. Drawing from over five decades of elite motorsport experience, including 750+ Formula 1 wins and widespread use across NASCAR, AP’s engineers have developed a disc alloy that excels under sustained racing temperatures and stress. Where OEM discs focus on affordability and mass production, AP Racing’s J Hook rotors are purpose-built for motorsport durability and heat resistance. Affordable Replacement Cost: Serious Value for Serious Drivers Even the best brake rotors are consumables. When you drive hard—especially at the track—your discs will eventually wear out. That’s why AP Racing designed their replacement iron rings to be cost-effective, allowing you to replace worn parts without breaking the bank. Compare that to constantly buying cheap $150 rotors every weekend—rotors that can't handle the heat and need to be swapped frequently. With AP Racing’s J Hook rotors, you get longer service intervals, less downtime, and better performance over time, making them an incredibly smart long-term investment. Proven on Track. Trusted by Champions. Top-tier racing teams rely on AP Racing J Hook rotors for one reason: they perform under pressure. Whether you're running time trials, attending HPDE events, or competing in wheel-to-wheel racing, these rotors offer professional-grade reliability, safety, and performance. Bedding and preparation of AP Racing J Hook Disc Properly preparing your new brake discs before heavy use is extremely important. The goal of bedding-in your brake pads and discs is to mate them together properly and prepare them for heavy use.  When prepared properly, or bed-in, your pads will transfer a thin layer of material to the disc face (transfer layer).  The pads in your caliper will then actually ride on that thin layer of pad material you’ve put down on the rotor, rather than rubbing directly on the iron rotor face.  A good transfer layer is going to give you superior brake pedal feel, less noise, superior pad wear, and lower the chances of cracking your discs. Important Notes- PLEASE READ! First, make sure you are on a closed course to perform a proper bed-in.  Do NOT perform the procedure on public roads.  You need a stretch of asphalt with long straights, good visibility, and no potential obstructions.  Make sure you are in a position to safely and repeatedly attain the necessary speeds to perform the bed-in procedure.  A controlled racetrack is the best place to perform this procedure.  AP Racing and Competition Motorsport in no way suggest or condone speeding on public roads or breaking the law in your car, nor do we take responsibility for any damage or injury that occurs as a result of using our product or these procedures.  You are performing the bed-in procedure at your own risk.  During these procedures, it’s critical that you never come to a complete stop with your foot on the brake pedal.  If you have brake ducts on your car, you may want to block them off to allow your brake system to heat up easily. The procedure outlined below is a generic procedure for most types of mild race pad.  Please check your pad manufacturer’s recommended bed-in procedure. Accelerate to approximately 60mph and then decelerate down to 5 mph.  If your car has ABS, you should try to hold the brakes at a point just before ABS intervention.  Once the car slows to 5mph, immediately accelerate back up to about 60mph, and brake again to roughly 5mph.  Repeat this series of stopping and accelerating 8 to 10 times.  Again, do not come to a complete stop with your foot on the brake pedal. Cool the brake system down by cruising at 45mph+ for 5 to 10 minutes. Visually inspect your discs.  They should be a blue/grey color (instead of shiny silver), and have an even layer of pad material across and around the entire rotor face. If the AP Racing rotors don’t have a layer of pad material on them, perform another series of stops in the manner outlined above.
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Sparco Sparco Legend Kevlar Racing Seat $1,749.00
Sparco Legend Kevlar Racing Seat Introducing the Sparco Legend Kevlar race seat – a timeless masterpiece inspired by the exhilarating world of 1980s rally racing. With an unmatched blend of heritage and innovation, this seat captures the essence of that golden era, providing rally enthusiasts with an authentic and immersive experience like no other. The Sparco Legend Kevlar race seat pays homage to the rugged spirit of 1980s rally racing, where drivers pushed the limits of their skills and machines across treacherous terrains and unforgiving conditions. Designed with meticulous attention to detail, this seat combines classic aesthetics with modern technology, delivering a fusion of vintage charm and contemporary performance. Sit in the Sparco Legend Kevlar race seat and be transported back in time to an era of iconic rally legends. Crafted from carbon/kevlar and other premium materials, this seat features a retro-inspired design that reflects the era's distinctive style. From the vintage-inspired stitching to the classic embroidered logos, every element has been carefully crafted to evoke nostalgia and celebrate the glory days of rally racing. But the Sparco Legend Kevlar race seat isn't just about looks – it's built to endure the demanding challenges of rally racing. With its reinforced kevlar structure and robust construction, this seat is engineered to withstand the rigors of auto racing. The specially designed padding offers optimal support and comfort, ensuring you stay focused and energized during those long and intense rally stages. In rally racing, safety is paramount, and the Sparco Legend Kevlar race seat excels in this aspect. Built to meet the highest safety standards, this seat provides superior protection in the event of a crash or sudden impact. The integrated headrest and side bolsters offer enhanced support and stability, keeping you securely in place, even during the most demanding maneuvers on unpredictable terrain. As you navigate through gravel, dirt, and mud, the Sparco Legend Kevlar race seat enhances your connection with the car and the road. Its ergonomic design promotes proper posture, allowing you to feel the subtle feedback and nuances of the vehicle's movements. With each twist and turn, the seat's firm yet comfortable grip ensures you maintain optimal control, empowering you to unleash your driving skills to their full potential. Whether you're recreating historic rally moments or embarking on new off-road adventures, the Sparco Legend Kevlar race seat is the perfect companion for your journey. Its universal fitment and compatibility with a wide range of rally cars from the 1980s ensure seamless integration and ease of installation, allowing you to relish the authentic rally experience in your cherished classic or modern rally machine. Embrace the spirit of 1980s rally racing with the Sparco Legend Kevlar race seat – where timeless design meets modern performance. Ignite your passion for rally, feel the adrenaline surge through your veins, and embark on an unforgettable adventure that honors the legacy of those iconic rally warriors. Sparco invites you to relive the glory days of rally racing and create your own legend behind the wheel. Sparco Legend Kevlar Race Seat Sizing Medium / Large (up to 36” waist) Sparco  Kevlar Race Seat Technology Ultra lightweight dry carbon/Kevlar shell Bottom mount only Excellent ergonomics FIA 8859-1999 approved
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Sparco QRT-K Carbon Kevlar Racing Seat
Sparco Sparco QRT-K Carbon Kevlar Racing Seat $1,749.00
Sparco QRT-K Carbon Kevlar Racing Seat The QRT-K is a full Carbon Kevlar version of the QRT-R. The QRT-K looks amazing with the exposed yellow/black Carbon Kevlar weave. The QRT-K is one of the lightest seats on the market. The QRT-K weighs 13.5lbs fully trimmed (with padding, cover and harness guides) and is constructed from “Pre-Preg” aerospace grade Carbon Kevlar. The QRT-K was specifically designed for a larger driver and it can fit a 36” waist (pants size) driver. The QRT-K is unique because it was designed to fit a larger driver but has excellent fitment into smaller cockpits. The QRT-K requires the special QRT Side mounts (#600QRT) which allows the seat to be raked back for a comfortable ergonomic seating position. The QRT-K is FIA approved. Sparco QRT-K Carbon Kevlar Racing Seat Sizing Large fits up to a 36” waist (pants size) WHAT IS SPARCO QRT? Designed and developed at the Sparco OEM Composite Laboratory in Italy, QRT is a patented state-of-the-art technical process, based on aerospace technologies to produce maximum strength with minimum weight. QRT creates an unparalleled mechanical strength-to-weight ratio. This innovative production method generates the lightest fiberglass composite seat shells currently on the market; in fact, it guarantees a reduction in total weight of up to 30% compared to traditional production methods. The QRT seats approach the weight of a comparable carbon fiber seat at a lower price point. Sparco QRT-K Carbon Kevlar Racing Seat Technology Ultralight Carbon Kevlar Composite Shell - 13.5lbs including cover and padding Visible carbon kevlar weave Excellent fitment into small cockpits Large size driver fitment Excellent ergonomics Fire retardant fabric Special non-slip fabric FIA approved SPARCO QRT-K CARBON KEVLAR DIMENSIONS
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Sparco QRT-C Carbon Racing Seat
Sparco Sparco QRT-C Carbon Racing Seat $1,749.00
Sparco QRT-C Carbon Racing Seat Sparco's fantastic QRT-C Carbon is an all-carbon fiber version of the incredibly popular Sparco QRT-R. The QRT-C is the lightest large-size carbon fiber seat on the market. Weighing in at a mere 12 lbs (with padding and cover), the Sparco QRT-C Carbon is constructed from pre-preg aerospace-grade carbon fiber, also known as dry carbon. The Sparco QRT-C Carbon was designed specifically for a larger driver, comfortably fitting a driver with up to a 36-inch waist. However, the Sparco QRT-C Carbon has a unique trick up its sleeve. Although it was designed to fit a larger driver, its intelligent design allows for excellent fitment into smaller cockpits. The Sparco QRT-C uses Sparco's special QRT Side Mounts (#600QRT) which allow the seat to be racked back into a very comfortable seating position. The Sparco QRT-C Carbon is FIA approved. What Is Sparco's QRT Technology? Designed and developed at the Sparco OEM Composite Laboratory in Italy, QRT is a patented state-of-the-art technical process based on aerospace technologies. QRT creates an unparalleled mechanical strength-to-weight ratio. This innovative production method generates the lightest fiberglass composite seat shells currently on the market; in fact, it guarantees a reduction in total weight of up to 30% compared to traditional production methods. The QRT seats approach the weight of a comparable carbon fiber seat at a lower price point. Sparco QRT-C Carbon Racing Seat Details: Manufacturer: Sparco Manufacturer part no.: 008025ZNR Construction: Ultra-light carbon fiber Weight: 12.0 lbs (5.5 kg) fully trimmed Excellent fitment into small cockpits Large size driver fitment Excellent ergonomics Fire retardant fabric Special non-slip fabric FIA approved Sparco QRT-C Racing Seat Dimensions:
A1-003 Girodisc 2pc Front Brake Rotors - Available @ Competition Motorsport
Girodisc A1-165 Girodisc 2pc Front Brake Rotors (Viper ACR) $1,700.00
A1-165 Girodisc 2pc Front Brake Rotors (Viper ACR) Fits Dodge Viper ACR with OEM CCM Rotors (Iron Rotor Conversion) Competition Motorsport is an authorized dealer for Girodisc products and we are one of the largest stocking dealers in the country. We ship most products same or next business day to ensure we meet your delivery deadline. The Girodisc system is an upgrade to a two-piece steel rotor and aluminum hat combination and is a direct replacement1 for the OEM brake rotors. These two-piece floating rotors will bolt directly to the car and work with your OEM calipers perfectly1. By upgrading your brakes with these lightweight, high-performance replacements (as opposed to a big brake kit), your factory brake bias is maintained, along with your ABS efficiency. Girodisc two-piece floating rotors are lighter than OEM brake rotors. This reduction in rotational mass and unsprung weight (8 lbs. per corner!) allows for quicker acceleration, sharper steering, and faster suspension response. When used with Pagid or PFC performance brake pads and CMS RF-1 brake fluid (available from Competition Motorsport), you have an amazing solution to overheating, cracking and warping rotors. The central hat section of each Girodisc is made from 6061-T6 aircraft specification aluminum. The disc is manufactured from cast iron constructed in the USA, made to the same specification with the same material used by professional racing organizations. The rotors' curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc. The rotor and hat mount together through a floating mount system which utilizes ten high strength alloy steel drive pins manufactured by Girodisc in the USA to their own specifications and are cadmium plated for corrosion resistance. The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat. The pins are secured by Grade-12 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors. The two-piece Girodisc design allows for disc-only replacement as well, minimizing future replacement costs and delivering outstanding performance. Sold/priced per pair. 1 Note: These Girodisc rotors have a different annulus (pad swept area) than the OEM CCM rotors, to maintain their light weight. A brake pad with an annulus of 66mm or less must be used with these Girodisc rotors. The necessary pad shape is FMSI 1405 which we can provide in several compounds. Please contact one of our Girodisc braking experts at (844) 438-7244 and we'll get you what you need.
A1-003 Girodisc 2pc Front Brake Rotors - Available @ Competition Motorsport
Girodisc A1-126 Girodisc 2pc Front Brake Rotors for Porsche 997 GT2/GT3/Cup $1,700.00
A1-126 Girodisc Two-Piece 380x34mm Front Brake Rotors FITMENT: Porsche 997 GT3 Cup Car Porsche 997.2 GT3/GT2's, with or without PCCB rotors Competition Motorsport is an authorized dealer for Girodisc products and we are one of the largest stocking dealers in the country. We ship most products same or next business day to ensure we meet your delivery deadline. The Girodisc system is an upgrade to a two-piece steel rotor and aluminum hat combination and is a direct replacement for the OEM brake rotors on all 997.2 GT3/GT2's, with or without the OEM PCCB rotors. These two-piece floating rotors will bolt directly to the car and work with your OEM calipers perfectly. By upgrading your brakes with these lightweight, high-performance replacements (as opposed to a big brake kit), your factory brake bias is maintained, along with your ABS efficiency. Girodisc two-piece floating rotors are lighter than OEM brake rotors. This reduction in rotational mass and unsprung weight allows for quicker acceleration, sharper steering, and faster suspension response. When used with Pagid or PFC performance brake pads, and Competition Motorsport RF-1 brake fluid (available from Competition Motorsport), you have an amazing solution to overheating, cracking and warping rotors. The central hat section of the disc is made from 6061-T6 aircraft specification aluminum. The disc is manufactured from cast iron constructed in the USA, made to the same specification with the same material used by professional racing organizations. The rotors' curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc. The rotor and hat mount together through a floating mount system which utilizes ten high strength alloy steel drive pins manufactured by Girodisc in the USA to their own specifications and are cadmium plated for corrosion resistance. The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat. The pins are secured by Grade-12 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors. The two-piece Girodisc design allows for disc-only replacement as well, minimizing future replacement costs and delivering outstanding performance. Sold/priced per pair.
A1-127 Girodisc 2pc Front Brake Rotors for Porsche 997.1 GT3/GT2 w/ PCCB
Girodisc A1-127 Girodisc 2pc Front Brake Rotors for Porsche 997.1 GT3/GT2 w/ PCCB $1,700.00
A1-127 Girodisc Two-Piece 380mm Front Brake Rotors FITMENT: Porsche 997.1 GT2/GT3 (2007-2011) w/ OEM PCCB This Girodisc system is a direct 380mm replacement for the OEM front rotors on the Porsche 997.1 GT3/GT2 with OEM PCCB brakes. No modifications are necessary, allows use of factory unmodified pads unlike most aftermarket solutions for this application. The Girodisc rotors will bolt directly to the car and work with OEM calipers perfectly. By upgrading your brakes with lightweight, high performance replacements (as opposed to a big brake kit), your factory bias is maintained as well as your ABS efficiency. The central hat section of the disc is made from 6061-T6 aircraft specification aluminum. The disc is manufactured from cast iron constructed in the USA, made to the same specification with the same material used by professional racing organizations. The rotors' curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc. The rotor and hat mount together through a floating mount system which utilizes ten high strength alloy steel drive pins manufactured by Girodisc in the USA to their own specifications and are cadmium plated for corrosion resistance. The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat. The pins are secured by Grade-12 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors. The two-piece Girodisc design allows for disc-only replacement as well, minimizing future replacement costs and delivering outstanding performance. Sold/priced per pair.
Paragon Viking Extreme Max Team Cooler (110V)
Paragon Paragon Viking Extreme Max Team Cooler (110V) $1,699.99
Paragon Viking Extreme Max 110V Team Cooler Paragon’s 61L Viking Extreme Max multi-person 110V cooler is an absolutely amazing multi-person cooling option for racers with access to 110-volt power. In fact, keeping cool with the Viking Extreme Max is so fantastic on those sweltering afternoons in the paddock or pits, we would get a generator just to plug in an Extreme Max cooler. The 61L capacity Paragon Viking Extreme Max cooler is built in the USA to be durable enough to stand up to race weekends, and ultra-efficient with its 110-volt fluid pump providing strong, constant circulation of chilled water through several Paragon cooling garments at the same time. This large-capacity cooler works exclusively with Paragon cooling garments. American Made Race Team Cooling Perfection The American-made Paragon Viking Extreme Max Cooler keeps you and your team cool, comfortable, and alert so everyone can perform at their best in the heat of competition. Heat fatigue is a big factor in loss of focus and concentration. Now everyone can stay cool waiting in the pits for each fuel stop or driver change. Paragon Viking Extreme Max Cooler Details Manufacturer: Paragon Manufacturer part no.: 80-23100 Cooler capacity: 61 liters Operating voltage: 110V Dimensions (external): 30.5"L x 17.25"W x 17"H Weight (dry): 34 lbs Cooling garment connections: 6 outlets/inlets
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Sparco Sparco Eagle LTD Driver Race Suit $1,699.00
Sparco Eagle LTD Driver Race Suit The Eagle LTD is newest evolution of the Eagle race suit. The new Eagle LTD race suit features an updated, softer HOCOTEX® material which is 30% thinner. The Eagle LTD features an all-new design with four new colorways. The Eagle LTD race suit carries the newest FIA homologation. Single-Layer Construction, Multi-Layer Performance The Eagle LTD is the latest iteration of the Eagle fabric and the result of over 3 years of R&D. Sparco has patented a new technology called HOCOTEX® which revolutionizes the way racing suits are made. This new exclusive Sparco technology creates a single layer fabric which has the protection of what is normally achieved by a multi-layer fabric. The Eagle LTD is FIA 8856-2018 homologated. Unprecedented Comfort Thanks to HOCOTEX®, the Eagle LTD is three times more breathable than a suit produced using traditional technology. The use of this relatively thinner fabric along with large side and back stretch panels and 360 degree arm gussets give the Eagle LTD ultimate flexibility and comfort. The Eagle LTD uses at new stretch material called Eagle fabric, which is lighter, more breathable, and more abrasion resistant than traditional stretch material. Improved Fire & Heat Resistance Traditional racing suits have layers of fabric sewn together in a quilted pattern. The quilting provides air space between the layers which bloats in a fire, this provides thermal protection to the driver. HOCOTEX® creates a honeycomb structure with internal air cells that ensure the driver even more fire protection. Traditional box quilting creates an average of 300 air chambers in a size 52 suit. The Eagle LTD has over 60,000 microcell air chambers which provide a 10 to 12% increase in heat protection performance. Sparco Eagle LTD Driver Race Suit Details: Single layer construction, multi-layer protection 3X more breathable than a standard suit with full 360o arm gussets Large stretch panels on sides and back with new breathable fabric Reinforced arms and legs with anti-abrasive material Three years of research and development HOCOTEX® patented Sparco Technology made in Italy Available in four colorways FIA 8856-2018 homologated
Sparco Eagle 2.0 Race Suit Blue / White Image
Sparco Sparco Eagle 2.0 Driver Race Suit $1,699.00
Sparco Eagle 2.0 Race Suit The Eagle 2.0 is newest evolution of the Eagle race suit. The new Eagle 2.0 race suit features an updated, softer HOCOTEX® material which is 30% thinner. The Eagle 2.0 features an all-new design with four new colorways. The Eagle 2.0 race suit carries the newest FIA homologation. Single-Layer Construction, Multi-Layer Performance The Eagle 2.0 is the result of over 3 years of research and development. Sparco has patented a new technology called HOCOTEX® which revolutionizes the way racing suits are made. This new exclusive Sparco technology creates a single layer fabric which has the protection of what is normally achieved by a multi-layer fabric. The Eagle 2.0 is FIA 8856-2018 homologated. Unprecedented Comfort Thanks to HOCOTEX®, the Eagle 2.0 is three times more breathable than a suit produced using traditional technology. The use of this relatively thinner fabric along with large side and back stretch panels and 360 degree arm gussets give the Eagle 2.0 ultimate flexibility and comfort. The Eagle 2.0 uses at new stretch material called Eagle fabric, which is lighter, more breathable, and more abrasion resistant than traditional stretch material. Improved Fire & Heat Resistance Traditional racing suits have layers of fabric sewn together in a quilted pattern. The quilting provides air space between the layers which bloats in a fire, this provides thermal protection to the driver. HOCOTEX® creates a honeycomb structure with internal air cells that ensure the driver even more fire protection. Traditional box quilting creates an average of 300 air chambers in a size 52 suit. The Eagle 2.0 has over 60,000 microcell air chambers which provide a 10 to 12% increase in heat protection performance. Sparco Eagle 2.0 Driver Race Suit Details: Single layer construction, multi-layer protection 3X more breathable than a standard suit with full 360o arm gussets Large stretch panels on sides and back with new breathable fabric Reinforced arms and legs with anti-abrasive material Three years of research and development HOCOTEX® patented Sparco Technology made in Italy Available in four colorways FIA 8856-2018 homologated
Forgeline FU3C Wheels - Competition Motorsport
Forgeline Forgeline FU3C Wheels $1,695.00
FORGELINE FU3C The Forgeline FU3C wheel pays homage to the classic Porsche wheel of the 1960s and 1970s. But unlike its predecessor, the FU3C is a modern 3-piece wheel that is manufactured from fully forged 6061-T6 aluminum centers using the latest engineering and manufacturing technology. The FU3C borrows from the classic wheel's five-spoke design with dimensional inverted tapered spokes, but rather than recreate yet another replica, the Forgeline engineering team spent many hours refining the FU3C design to create a wheel with a unique, distinctly Forgeline character. This resource-intensive process yielded a wheel with a concave center, carefully-tuned proportions, and extended spokes that reach out beyond the rim register and over the stepped lip outer. Like all Forgeline Concave Series wheels, the FU3C locates the pad inboard of the outer rim to deliver depth and scale within the wheel center for a more modern look. Available in both deep concave profiles (for the most striking appearance) and shallow concave profiles (to create a staggered look or accommodate narrow width or higher-offset applications). These 3-piece wheels are assembled with hidden American-made stainless-steel ARP fasteners and Heli-Coil inserts. The FU3C is designed with a stepped lip outer in 19-inch, 20-inch, and 21-inch fitments. Custom Made-to-Order for Each Customer and Each Unique Vehicle Application Unique Center Design is Precision-Machined from Forged 6061-T6 Aluminum Retro 5-Spoke Design Inspired by Classic Porsche Wheels Concave Profile – Both Deep and Shallow Concave Profiles Available Unique Full-Length Spokes Extend Beyond the Rim Register and Reach Over the Step of the Outer Rim Shell Available in 19", 20" and 21" Customizable Finish Options Legendary Forgeline Quality
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