Prime Campagnolo Road Disc Brake PadsWhether you're racing through the smooth city streets or descending an alpine pass, these stunning disc brake pads deliver amazing braking performance on every run. They feature a fantastic steel backplate construction which is more than capable of handling all the challenges of a long day in the saddle.Prime Racing CompoundAll set for adrenaline-fuelled road events, these superb component's are kitted out with Prime's Race compound. This features a higher percentage of kevlar for outstanding strength and durability while vibrations which cause brake squeal are dramatically reduced. Mutliple hard and soft metals have also been added to this compound for less heat build up and superior modulation, so you can conquer every road with precision and power. Features: Backplate Material: Steel Compound: Prime Race Compound Compatibility: Campagnolo disc brake systems Use: RoadBuy Prime Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Featuring Prime's Race compound, with a higher percentage of Kevlar, strength and durability is increased, while vibrations that cause brake squeal are reduced. Multiple hard and soft metals have been effectively added to our compound to improve the modulation and heat buil up, making Prime's Campagnolo Road Disc Brake Pads the ultimate choice for Campagnolo disc brake systems in wet and dry conditions.
Prime CC-50 Clincher Disc Road RimThe Prime CC-50 Carbon Clincher Disc Road Rim has been specifically developed for disc brake wheel builds thus negating the need for a brake track. Our 25mm wide rim profile is optimised for use with wider tyres ranging from 25c to 33c. For road use 25c to 30c tyres can easily be accommodated. The use of wider tyres offer many benefits; a wider contact patch for increased traction and cornering grip, reduced rolling resistance and added comfort associated with higher volume tyres.For gravel and Cyclocross use tyres ranging from 28c to 33c will easily be accommodated.Features: Material: T700 UD carbon fibre rim section Rim Profile: Prime U profile for enhanced aerodynamics and predictable handling in crosswinds Spoke count: 24 hole Rim width: 25mm wide (16.5mm internal rim width) Tubeless ready For disc brake use onlyBuy Prime Wheels from Chain Reaction Cycles, the World's Largest Online Bike Store.
Prime Center Lock Disc Brake RotorThis superb disc brake rotor is specifically designed for MTB use as it offers optimal stopping performance and heat dissipation in wet and dry conditions. Ready for fast and rebellious downhill runs, this rock-solid component features a Japanese SUS-410 stainless steel braking band construction. This makes it more than capable of handling all the rowdiness that comes with diving into corners and blasting across the woodland with power and poise.Heat Resistant MTB RotorEngineered for top-tier braking modulation and efficiency, this fantastic component manages heat build-up during extended periods of braking. This allows you to enjoy an improved stopping experience while maintaining your momentum on tricky trail sections. One final highlight is this sleek version can be paired with any of Prime's disc brake pads with race compound for maximum performance and a reduced brake squeal. Ideal for improving performance on any Center Lock wheelset.Please Note: Prime lock rings not included but are sold separately.Features: Braking Band Material: SUS-410 Stainless Steel Spider Material: 7075 Alloy Use: MTBThickness: 1.8-1.85mmEdge: ChamferedDesign: Unique braking band pattern designBuy Prime Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Prime Center Lock Disc Brake RotorThis superb disc brake rotor is specifically designed for MTB use as it offers optimal stopping performance and heat dissipation in wet and dry conditions. Ready for fast and rebellious downhill runs, this rock-solid component features a Japanese SUS-410 stainless steel braking band construction. This makes it more than capable of handling all the rowdiness that comes with diving into corners and blasting across the woodland with power and poise.Heat Resistant MTB RotorEngineered for top-tier braking modulation and efficiency, this fantastic component manages heat build-up during extended periods of braking. This allows you to enjoy an improved stopping experience while maintaining your momentum on tricky trail sections. One final highlight is this sleek version can be paired with any of Prime's disc brake pads with race compound for maximum performance and a reduced brake squeal. Ideal for improving performance on any Center Lock wheelset.Please Note: Prime lock rings not included but are sold separately.Features: Braking Band Material: SUS-410 Stainless Steel Spider Material: 7075 Alloy Use: MTBThickness: 1.8-1.85mmEdge: ChamferedDesign: Unique braking band pattern designBuy Prime Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Made from Japanese SUS-410 stainless steel and featuring a unique braking band pattern, Prime's CL Rotors manages heat build up during extended periods of braking to offer an improved braking experience. Pair these with any of Prime's Disc Brake Pads, with race compound, for maximum performance and reduced brake squeal. Prime Center Lock Disc Brake Rotors are not only ideal for Prime Disc Wheelsets, they are compatible and will improve braking performance on any center lock wheelset. Note: Prime lock rings not included but are sold separately.
Prime Doyenne 44 Carbon Disc BundleDoyenne is the new family name for Prime's previous RD-44 Disc Wheelset model and to mark this evolution the brand has packed this wheelset with stunning technology to offer cutting-edge performance across all disciplines. For Prime, the Doyenne product family represents technology, innovation and performance.This exclusive bundle includes a Prime Doyenne 44 Carbon Disc Wheelset, two Vittoria Corsa tubeless ready tyres and Lifeline sealant 150ml.Prime Doyenne 44 Carbon Disc WheelsetFeaturing two high-quality T700 unidirectional (UD) carbon fibre rims and race-ready technologies, this wheelset is an ideal performance upgrade for racing on rolling terrain and riding fast gravel routes. Thanks to its high-quality carbon fibre rim construction, it offers an excellent combination of stiffness and durability without any unnecessary weight. Prime has also kitted out this version with a 44mm rim depth that offers smooth rolling properties with increased aerodynamics as you cut through the wind.Developed with Team SpectraDeveloped with Team Spectra, the Prime Doyenne 44 Carbon Disc Wheelset has been put through the brand's CFD testing process, where multiple sizes and shapes are trialled before coming up with the perfect blend of strength, weight and aerodynamics. As a result, you'll benefit from Prime's final product that you can trust and rely on thanks to its road testing by professional riders.Combining SR2D, 36T Ratchet System, CNC machined 6061 alloy hubs with J-Bend Pillar PDB1415 spokes, this race-ready wheelset is all set for wherever your next ride takes you. It also uses Star Ratchet hubs to ensure superior reliability due to each of the ratchets engaging simultaneously every time.Easy Maintenance and Tubeless ReadyFeaturing an incorporated notch, the newly developed shape of the end caps simplifies disassembly significantly and therefore makes maintenance even easier. You'll also benefit from tool-free freehub conversion for straightforward upgrades and preservation in the future.Coming complete with tubeless ready technology, the Prime Doyenne 44 Carbon Disc Wheelset allows you to enjoy tubeless advantages such as the ability to run lower tyre pressures for increased traction, comfort and fewer chances of flats or punctures. This makes it a perfect upgrade for giving your ride a performance boost.Features: Rim Material: T700 UD Carbon Fibre Use: Road Races/Riding, Fast Gravel Axle Size Compatibility: Front: 135x12mm; Rear: 142x12mm Rim Width: 23mm (internal); 30mm (external) Rim Depth: 44mm Rim Type: Clincher Hub: SR2D, 36T Ratchet System, CNC machined 6061 Alloy hub body Freehub: Shimano/SRAM 9/10/11 speed Hub Bearings: Front: 2x 15267, Rear: 1x 6902, 1x 17287, Freehub: 2x 6802 Spokes: Front: PDB1415 JB, 268mm (Disc Side), PDB1415 JB, 270mm (Drive Side); Rear: PDB1415 JB, 264mm (Drive Side), PDB1415 JB, 269mm (Disc Side) Tubeless Ready: Yes Brake Type: Disc Brake Disc Mount: Centre Lock Rider Weight Limit: 110kg Weight: Front: 806g; Rear: 955g: Wheelset: 1875 (Added bundle weight)In The Box: Prime Doyenne 44 Carbon Disc Wheelset x2 Vittoria Corsa Tyres, 28-622, Tubeless Ready (TLR), full black, G2.0, 700x28C, Corespun and 320 TPI Lifeline sealant 150ml Tubeless Valves 10 Speed Spacer 15mm thru axle end caps QR end capsSpares (available separately)54 Tooth Star Ratchet Upgrade Kit Black One SizeSR Hub Bushing Black 12mmStar Ratchet Grease Neutral 100mlSR2D 12mm Front End Caps Black 12mmSR2D 12mm Rear End Caps Black 12mmSR2D 15mm Front End Caps Black 15mmSR2D QR Front End Caps Black QRSR2D QR Rear End Caps Black QRSR2D Disc Brake Rear Hub Grey 12 x 142mmSR2D Front Axle Silver 12 x 135mmSR2D Rear Axle Silver 12 x 142mmSR Freehub Body - Campagnolo Black 9/10/11 SpeedSR Freehub Body - Campagnolo 13 Speed Black 13 SpeedSR Freehub Body - Shimano Black 9/10/11 SpeedSR Freehub Body - XDR Black 12 SpeedPrime Crash Replacement ProgrammeAt Prime we understand that a crash or unexpected accident may occur under normal riding conditions. If in the event of a fall or accident where your Prime product sustains damage beyond repair, you can return the damaged component in exchange for a new product at 40% off the RRP.Please note that the Prime Crash Replacement Programme is only valid for the original purchaser within 2 years of purchase.Buy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
The Prime Doyenne 44 Carbon Disc Bundle is designed to be the ultimate all-around wheelset. Fast on the flats, light on the climbs, and stable when you descend. This exclusive bundle includes a Prime Doyenne 44 Carbon Disc Wheelset, two Vittoria Corsa tubeless ready tyres and Lifeline sealant 150ml. Prime Doyenne 44 Carbon Disc Wheelset This versatile wheelset is feature-packed with technologies to upgrade the performance of your ride. It features two high-quality T700 unidirectional (UD) carbon fibre rims, which allow it to deliver the best balance of stiffness and durability, while also keeping the weight impressively low. Prime has also kitted out this version with a 44mm rim depth that offers smooth rolling properties with increased aerodynamics as you cut through the wind. It is a perfect companion for handling the demands of road races/riding and fast gravel. Developed with Team Spectra Developed with Team Spectra, the Prime Doyenne 44 Carbon Disc Wheelset has been put through the brand's CFD testing process, where multiple sizes and shapes are trialled before coming up with the perfect blend of strength, weight and aerodynamics. As a result, you'll benefit from Prime's final product that you can trust and rely on thanks to its road testing by professional riders. Combining SR2D, 36T Ratchet System, CNC machined 6061 alloy hubs with J-Bend Pillar PDB1415 spokes, this race-ready wheelset is all set for wherever your next ride takes you. It also uses Star Ratchet hubs to ensure superior reliability due to each of the ratchets engaging simultaneously every time. Easy Maintenance and Tubeless Ready Featuring an incorporated notch, the newly developed shape of the end caps simplifies disassembly significantly and therefore makes maintenance even easier. You'll also benefit from tool-free freehub conversion for straightforward upgrades and preservation in the future. Coming complete with tubeless ready technology, the Prime Doyenne 44 Carbon Disc Bundle allows you to enjoy tubeless advantages such as the ability to run lower tyre pressures for increased traction, comfort and fewer chances of flats or punctures. This makes it a perfect upgrade for giving your ride a performance boost. In The Box: Prime Doyenne 44 Carbon Disc Wheelset x2 Vittoria Corsa Tyres, 28-622, Tubeless Ready (TLR), full black, G2.0, 700x28C, Corespun and 320 TPI Lifeline sealant 150ml Tubeless Valves 10 speed spacer 15mm thru axle end caps QR end caps Spares (available separately) 54 Tooth Star Ratchet Upgrade Kit Black One Size SR Hub Bushing Black 12mm Star Ratchet Grease Neutral <100ml SR2D 12mm Front End Caps Black 12mm SR2D 12mm Rear End Caps Black 12mm SR2D 15mm Front End Caps Black 15mm SR2D QR Front End Caps Black QR SR2D QR Rear End Caps Black QR SR2D Disc Brake Rear Hub Grey 12 x 142mm SR2D Front Axle Silver 12 x 135mm SR2D Rear Axle Silver 12 x 142mm SR Freehub Body - Campagnolo Black 9/10/11 Speed SR Freehub Body - Campagnolo 13 Speed Black 13 Speed SR Freehub Body - Shimano Black 9/10/11 Speed SR Freehub Body - XDR Black 12 Speed Prime Crash Replacement Programme At Prime we understand that a crash or unexpected accident may occur under normal riding conditions. If in the event of a fall or accident where your Prime product sustains damage beyond repair, you can return the damaged component in exchange for a new product at 40% off the RRP. Please note that the Prime Crash Replacement Programme is only valid for the original purchaser within 2 years of purchase.
Prime Doyenne 44 Carbon Disc WheelsetDoyenne is the new family name for Prime's previous RD-44 Carbon Disc Wheelset model and to mark this evolution the brand has packed this wheelset with stunning technology to offer cutting-edge performance across all disciplines. For Prime, the Doyenne product family represents technology, innovation and performance.Featuring two high-quality T700 unidirectional (UD) carbon fibre rims and race-ready technologies, this wheelset is an ideal performance upgrade for racing on rolling terrain and riding fast gravel routes. Thanks to its high-quality carbon fibre rim construction, it offers an excellent combination of stiffness and durability without any unnecessary weight. Prime has also kitted out this version with a 44mm rim depth that offers smooth rolling properties with increased aerodynamics as you cut through the wind.Developed with Team SpectraDeveloped with Team Spectra, the Prime Doyenne 44 Carbon Disc Wheelset has been put through the brand's CFD testing process, where multiple sizes and shapes are trialled before coming up with the perfect blend of strength, weight and aerodynamics. As a result, you'll benefit from Prime's final product that you can trust and rely on thanks to its road testing by professional riders.Combining SR2D, 36T Ratchet System, CNC machined 6061 alloy hubs with J-Bend Pillar PDB1415 spokes, this race-ready wheelset is all set for wherever your next ride takes you. It also uses Star Ratchet hubs to ensure superior reliability due to each of the ratchets engaging simultaneously every time.Easy Maintenance and Tubeless ReadyFeaturing an incorporated notch, the newly developed shape of the end caps simplifies disassembly significantly and therefore makes maintenance even easier. You'll also benefit from tool-free freehub conversion for straightforward upgrades and preservation in the future.Coming complete with tubeless ready technology, the Prime Doyenne 44 Carbon Disc Wheelset allows you to enjoy tubeless advantages such as the ability to run lower tyre pressures for increased traction, comfort and fewer chances of flats or punctures. This makes it a perfect upgrade for giving your ride a performance boost.Features: Rim Material: T700 UD Carbon Fibre Use: Rolly Races/Riding, Fast Gravel Axle Size Compatibility: Front: 135x12mm; Rear: 142x12mm Rim Width: 23mm (internal); 30mm (external) Rim Depth: 44mm Rim Type: Clincher Hub: SR2D, 36T Ratchet System, CNC machined 6061 Alloy hub body Freehub: Shimano/SRAM 9/10/11 speed Hub Bearings: Front: 2x 15267, Rear: 1x 6902, 1x 17287, Freehub: 2x 6802 Spokes: Front: PDB1415 JB, 268mm (Disc Side), PDB1415 JB, 270mm (Drive Side); Rear: PDB1415 JB, 264mm (Drive Side), PDB1415 JB, 269mm (Disc Side) Tubeless Ready: Yes Brake Type: Disc Brake Disc Mount: Centre Lock Rider Weight Limit: 110kg Weight: Front: 843g; Rear: 1032g: Wheelset: 1875gIn The Box: Tubeless Valves 10 Speed Spacer 15mm thru axle end caps QR end capsSpares (available separately)54 Tooth Star Ratchet Upgrade Kit Black One SizeSR Hub Bushing Black 12mmStar Ratchet Grease Neutral 100mlSR2D 12mm Front End Caps Black 12mmSR2D 12mm Rear End Caps Black 12mmSR2D 15mm Front End Caps Black 15mmSR2D QR Front End Caps Black QRSR2D QR Rear End Caps Black QRSR2D Disc Brake Rear Hub Grey 12 x 142mmSR2D Front Axle Silver 12 x 135mmSR2D Rear Axle Silver 12 x 142mmSR Freehub Body - Campagnolo Black 9/10/11 SpeedSR Freehub Body - Campagnolo 13 Speed Black 13 SpeedSR Freehub Body - Shimano Black 9/10/11 SpeedSR Freehub Body - XDR Black 12 SpeedPrime Crash Replacement ProgrammeAt Prime we understand that a crash or unexpected accident may occur under normal riding conditions. If in the event of a fall or accident where your Prime product sustains damage beyond repair, you can return the damaged component in exchange for a new product at 40% off the RRP.Please note that the Prime Crash Replacement Programme is only valid for the original purchaser within 2 years of purchase.Buy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Ideal for races with rolling terrain and riding fast gravel routes, the Prime Doyenne 44 Carbon Disc Wheelset features a carbon fibre build with a 44mm rim depth and tubeless ready technology. This versatile wheelset is feature-packed with technologies to upgrade the performance of your ride. It features two high-quality T700 unidirectional (UD) carbon fibre rims, which allow it to deliver the best balance of stiffness and durability, while also keeping the weight impressively low. Prime has also kitted out this version with a 44mm rim depth that offers smooth rolling properties with increased aerodynamics as you cut through the wind. It is a perfect companion for handling the demands of rolly races/riding and fast gravel. Developed with Team Spectra Developed with Team Spectra, the Prime Doyenne 44 Carbon Disc Wheelset has been put through the brand's CFD testing process, where multiple sizes and shapes are trialled before coming up with the perfect blend of strength, weight and aerodynamics. As a result, you'll benefit from Prime's final product that you can trust and rely on thanks to its road testing by professional riders. Combining SR2D, 36T Ratchet System, CNC machined 6061 alloy hubs with J-Bend Pillar PDB1415 spokes, this race-ready wheelset is all set for wherever your next ride takes you. It also uses Star Ratchet hubs to ensure superior reliability due to each of the ratchets engaging simultaneously every time. Easy Maintenance and Tubeless Ready Featuring an incorporated notch, the newly developed shape of the end caps simplifies disassembly significantly and therefore makes maintenance even easier. You'll also benefit from tool-free freehub conversion for straightforward upgrades and preservation in the future. Coming complete with tubeless ready technology, the Prime Doyenne 44 Carbon Disc Wheelset allows you to enjoy tubeless advantages such as the ability to run lower tyre pressures for increased traction, comfort and fewer chances of flats or punctures. This makes it a perfect upgrade for giving your ride a performance boost. In The Box: Tubeless Valves 10 speed spacer 15mm thru axle end caps QR end caps Spares (available separately) 54 Tooth Star Ratchet Upgrade Kit Black One Size SR Hub Bushing Black 12mm Star Ratchet Grease Neutral <100ml SR2D 12mm Front End Caps Black 12mm SR2D 12mm Rear End Caps Black 12mm SR2D 15mm Front End Caps Black 15mm SR2D QR Front End Caps Black QR SR2D QR Rear End Caps Black QR SR2D Disc Brake Rear Hub Grey 12 x 142mm SR2D Front Axle Silver 12 x 135mm SR2D Rear Axle Silver 12 x 142mm SR Freehub Body - Campagnolo Black 9/10/11 Speed SR Freehub Body - Campagnolo 13 Speed Black 13 Speed SR Freehub Body - Shimano Black 9/10/11 Speed SR Freehub Body - XDR Black 12 Speed Prime Crash Replacement Programme At Prime we understand that a crash or unexpected accident may occur under normal riding conditions. If in the event of a fall or accident where your Prime product sustains damage beyond repair, you can return the damaged component in exchange for a new product at 40% off the RRP. Please note that the Prime Crash Replacement Programme is only valid for the original purchaser within 2 years of purchase.
Prime Doyenne 56 Carbon Disc WheelsetDoyenne is the new family name for Prime's previous RD-56 Carbon Disc Wheelset model and to mark this evolution the brand has packed this wheelset with stunning technology to offer cutting-edge performance across all disciplines. For Prime, the Doyenne product family represents technology, innovation and performance.Featuring two high-quality T700 unidirectional (UD) carbon fibre rims, this wheelset offers an excellent balance of stiffness and durability, while also keeping weight impressively low. Prime has also kitted out this version with a 56mm rim depth that offers smooth rolling properties with increased aerodynamics as you cut through the wind. Whether you're clocking up the miles with your local road club or competing in a TT or Tri event, this versatile wheelset is developed for reliable performance.Developed with Team SpectraDeveloped with Team Spectra, the Prime Doyenne 56 Carbon Disc Wheelset has been put through the brand's CFD testing process, where multiple sizes and shapes are trialled before coming up with the perfect blend of strength, weight and aerodynamics. As a result, you'll benefit from Prime's final product that you can trust and rely on thanks to its road testing by professional riders.Combining SR2D, 36T Ratchet System, CNC machined 6061 alloy hubs with J-Bend Pillar PDB1415 spokes, this race-ready wheelset is all set for wherever your next ride takes you. It also uses Star Ratchet hubs to ensure superior reliability due to each of the ratchets engaging simultaneously every time.Easy Maintenance and Tubeless ReadyFeaturing an incorporated notch, the newly developed shape of the end caps simplifies disassembly significantly and therefore makes maintenance even easier. You'll also benefit from tool-free freehub conversion for straightforward upgrades and preservation in the future.Coming complete with tubeless ready technology, the Prime Doyenne 56 Carbon Disc Wheelset allows you to enjoy tubeless advantages such as the ability to run lower tyre pressures for increased traction, comfort and fewer chances of flats or punctures. This makes it a perfect upgrade for giving your ride a performance boostFeatures: Rim Material: T700 UD Carbon Fibre Use: Road, Time Trial (TT); Triathlon (Tri) Axle Size Compatibility: Front: 135x12mm; Rear: 142x12mm Rim Width: 23mm (internal); 30mm (external) Rim Depth: 56mm Rim Type: Clincher Hub: SR2D, 36T Ratchet System, CNC machined 6061 alloy hub body Freehub: Shimano/SRAM 9/10/11 speed Hub Bearings: Front: 2x 15267, Rear: 1x 6902, 1x 17287, Freehub: 2x 6802 Spokes: Front: PDB1415 JB, 256mm (Disc Side), PDB1415 JB, 258mm (Drive Side); Rear: PDB1415 JB, 252mm (Drive Side), PDB1415 JB, 257mm (Disc Side) Tubeless Ready: Yes Brake Type: Disc Brake Disc Mount: Centre Lock Rider Weight Limit: 110kg Weight: Front: 890g; Rear: 1020g: Wheelset: 1910gIn The Box: Tubeless Valves 10 Speed Spacer 15mm thru axle end caps QR end capsSpares (available separately)54 Tooth Star Ratchet Upgrade Kit Black One SizeSR Hub Bushing Black 12mmStar Ratchet Grease Neutral 100mlSR2D 12mm Front End Caps Black 12mmSR2D 12mm Rear End Caps Black 12mmSR2D 15mm Front End Caps Black 15mmSR2D QR Front End Caps Black QRSR2D QR Rear End Caps Black QRSR2D Disc Brake Rear Hub Grey 12 x 142mmSR2D Front Axle Silver 12 x 135mmSR2D Rear Axle Silver 12 x 142mmSR Freehub Body - Campagnolo Black 9/10/11 SpeedSR Freehub Body - Campagnolo 13 Speed Black 13 SpeedSR Freehub Body - Shimano Black 9/10/11 SpeedSR Freehub Body - XDR Black 12 SpeedPrime Crash Replacement ProgrammeAt Prime we understand that a crash or unexpected accident may occur under normal riding conditions. If in the event of a fall or accident where your Prime product sustains damage beyond repair, you can return the damaged component in exchange for a new product at 40% off the RRP.Please note that the Prime Crash Replacement Programme is only valid for the original purchaser within 2 years of purchase.Buy Prime Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Ideal for flat road racing/riding as well as time trial (TT) and triathlon (Tri) disciplines, the Prime Doyenne 56 Carbon Disc Wheelset is feature-packed with technologies to upgrade the performance of your ride. Whether you're clocking up the miles with your local road club or competing in a TT or Tri event, this versatile wheelset is developed for reliable performance. It features two high-quality T700 unidirectional (UD) carbon fibre rims, which allow it to deliver the best balance of stiffness and durability, while also keeping weight impressively low. Prime has also kitted out this version with a 56mm rim depth that offers smooth rolling properties with increased aerodynamics as you cut through the wind. Developed with Team Spectra Developed with Team Spectra, the Prime Doyenne 56 Carbon Disc Wheelset has been put through the brand's CFD testing process, where multiple sizes and shapes are trialled before coming up with the perfect blend of strength, weight and aerodynamics. As a result, you'll benefit from Prime's final product that you can trust and rely on thanks to its road testing by professional riders. Combining SR2D, 36T Ratchet System, CNC machined 6061 alloy hubs with J-Bend Pillar PDB1415 spokes, this race-ready wheelset is all set for wherever your next ride takes you. It also uses Star Ratchet hubs to ensure superior reliability due to each of the ratchets engaging simultaneously every time. Easy Maintenance and Tubeless Ready Featuring an incorporated notch, the newly developed shape of the end caps simplifies disassembly significantly and therefore makes maintenance even easier. You'll also benefit from tool-free freehub conversion for straightforward upgrades and preservation in the future. Coming complete with tubeless ready technology, the Prime Doyenne 56 Carbon Disc Wheelset allows you to enjoy tubeless advantages such as the ability to run lower tyre pressures for increased traction, comfort and fewer chances of flats or punctures. This makes it a perfect upgrade for giving your ride a performance boost. In The Box: Tubeless Valves 10 speed spacer 15mm thru axle end caps QR end caps Spares (available separately) 54 Tooth Star Ratchet Upgrade Kit Black One Size SR Hub Bushing Black 12mm Star Ratchet Grease Neutral <100ml SR2D 12mm Front End Caps Black 12mm SR2D 12mm Rear End Caps Black 12mm SR2D 15mm Front End Caps Black 15mm SR2D QR Front End Caps Black QR SR2D QR Rear End Caps Black QR SR2D Disc Brake Rear Hub Grey 12 x 142mm SR2D Front Axle Silver 12 x 135mm SR2D Rear Axle Silver 12 x 142mm SR Freehub Body - Campagnolo Black 9/10/11 Speed SR Freehub Body - Campagnolo 13 Speed Black 13 Speed SR Freehub Body - Shimano Black 9/10/11 Speed SR Freehub Body - XDR Black 12 Speed Prime Crash Replacement Programme At Prime we understand that a crash or unexpected accident may occur under normal riding conditions. If in the event of a fall or accident where your Prime product sustains damage beyond repair, you can return the damaged component in exchange for a new product at 40% off the RRP. Please note that the Prime Crash Replacement Programme is only valid for the original purchaser within 2 years of purchase.