CeramicSpeed OSPW System SRAM Red/Force AXS GoldFeaturing a moulded carbon fibre cage, this hand built limited edition OSPW System provides the best balance of low weight and durability. It is developed specifically for SRAM Red AXS and SRAM Force AXS systems and has two spring tension settings, that allow for a customised setup based on riding conditions.Limited Edition SRAM Red/Force AXS OSPW SystemThe Oversized Pulley Wheel System for SRAM Red and Force AXS features a 15-tooth upper and 19-tooth lower pulley wheel setting, for maximum efficiency. This OSPW System is also compatible with the 2020 11 speed SRAM Red eTap derailleur featuring a clutch.Please Note: While there are visual similarities with the SRAM RED/Force AXS derailleurs, this OSPW system is not compatible with the SRAM Rival AXS, or SRAM RED, Force, or Rival XPLR eTap AXS rear derailleurs. Please see our pulley wheels for SRAM AXS Road.Features: Pulley Wheel Material: Aluminium Cage Material: Carbon reinforced PA Use: Road, Gravel and Cyclocross (CX) Speed: 12 speed Pulley Wheels: CeramicSpeed 15-tooth upper and 19-tooth lower Bearing Options: CeramicSpeed Standard or Coated (choose option from menu) Compatibility: SRAM Red AXS and SRAM Force AXS. 2020 SRAM Red eTap 11 speed derailleur with the orbit clutch. This system is also compatible with the wider range Force AXS medium cage derailleur. This system is not compatible with SRAM Rival AXS Cassette Compatibility: Fits 12 speed 10 to 36-tooth cassettes. For use with the 11 speed clutched derailleur fits 11-32 cassettes Spring Tension Settings: 2 spring CeramicSpeed Pulley Wheel Oil, 15ml dropper bottleIn the Box: Complete OSPW System for SRAM Red/Force AXS. CeramicSpeed Pulley Oil, 15ml dropper bottle. Custom tool for removal of stock cage and securing of OSPW System.Special notes: Custom tool included for removal of the stock cage and securing of OSPW. The factory clutch mechanism will remain intact and in stock form. There is no damage or modification to the clutch for the installation of the OSPW System. Manufacturer's Part Numbers: 110201 Gold Option 1 Coated 110200 Gold Option 2 Non CoatedBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
The power meter tech behind seven Grand Tour wins is now available for Cannondale’s latest HollowGram Si cranks, helping you unlock your true potential as a rider, whether you’re flying up mountain passes, testing your limits on gravel or going full send on the trails.The power meter tech behind seven Grand Tour wins is now available for Cannondale’s latest HollowGram Si cranks, helping you unlock your true potential as a rider, whether you’re flying up mountain passes, testing your limits on gravel or going full send on the trails.Stages Power has carried riders to five Tour de France victories plus wins in the Giro and Vuelta along with many more world and national championships. If you believe racing provides the world’s best product proving ground, then Stages Power is proven as the world’s best power meter.ATC – Active Temperature CompensationThe consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions. ATC is a key reason riders trust data from Stages Power no matter how much the day warms or temperatures plummet as you crest an Alpine peak.Individual Calibration For The Most Reliable ResultsEach Stages Power meter is assembled in Stages’ own state-of-the-art facility in Colorado, USA. Here every single unit is calibrated individually to ensure a +/- 1,5% accuracy level – an industry best for non-scientific power meters.SPECIFICATIONSStages Power L Accuracy: ± 1.5% (compared with Generation 2 Accuracy: ± 2%),Weight: Only less than 20gr to base crank arm,Battery Life: 200+ hours (coin cell: CR2032),Power range (Watts): 0 - 2500,Cadence range (rpm): 20 - 220,Water resistance rating: IPX7,Device Compatibility: ANT+, Bluetooth Smart Ready,Software Compatibiity: Training Peaks, Strava, Garmin Training Center and others.ADDITIONAL FEATURESTool free battery replacement,Active temperature compensation,Accelerometer based cadence measurement,Wireless firmware upgrades.
With their ultra-light alloy frames vibration-absorbing seat stays lightweight components and race-inspired graphics Cannondale Kids’ bikes are engineered to pass something truly valuable on to the next generation… the love of the ride. These ultralight durable and beautiful frames provide a ride like no other. Especially with kids’ bikes the lighter it is the easier it is to ride. To give our little rippers every advantage over gravity we complement our beautifully crafted aluminium framesets with premium lightweight alloy components.Maximum Trail Fun with the amazing grip and comfortable ride of its big tires this lightweight rig makes trail riding fun and easy. Model Number C51100F Consumer Friendly Name Kids Quick 24' Frame SmartForm C3 Alloy smooth welding Fork Rigid SmartForm C3 Alloy 1-1/8' steerer Rear Shock Null Rims Cannondale lightweight alloy 24' 28h Hubs (F) KT Alloy nutted axle / (R) KT Alloy 7-speed freehub Spokes Steel 14g Black Tires Kenda Small Block 8 24 x 1.5' Pedals Wellgo Composite Platform w/ reflectors Crank Prowheel Pro-V30 145mm length 30T Crank Option Null Bottom Bracket Cartridge square taper Chain KMC Z7 7-speed Rear Cogs Sunrace 11-28 7-speed Front Derailleur Null Rear Derailleur Shimano Tourney Shifters Shimano Tourney Revo Twist Shifter 7-speed Handlebar Lightweight Alloy 580mm wide 25.4mm Grips Cannondale Kid's Performance Stem Alloy Ahead 30mm Headset FSA Alloy 1-1/8' Ahead semi-integrated Brakes Promax V-Brake alloy linear pull Brake Levers Promax E-Bike Display Null E-Bike Battery Null E-Bike Charger Null E-Bike Drive Unit Null Saddle Cannondale Ergo Seatpost Lightweight alloy 25.4mm Speeds 8 Extras Null Weight Null Sizes Available One Size Fork Travel Null Frame Details Smooth welding Frame Travel Null Front Hub KT Alloy nutted axle Material Aluminum Rear Hub KT Alloy 7-speed freehub Tire Size 1.5
With their ultra-light alloy frames vibration-absorbing seat stays lightweight components and race-inspired graphics Cannondale Kids’ bikes are engineered to pass something truly valuable on to the next generation… the love of the ride. These ultralight durable and beautiful frames provide a ride like no other. Especially with kids’ bikes the lighter it is the easier it is to ride. To give our little rippers every advantage over gravity we complement our beautifully crafted aluminium framesets with premium lightweight alloy components.Maximum Trail Fun with the amazing grip and comfortable ride of its big tires this lightweight rig makes trail riding fun and easy. Model Number C51100M Consumer Friendly Name Kids Quick 24' Frame SmartForm C3 Alloy smooth welding Fork Rigid SmartForm C3 Alloy 1-1/8' steerer Rear Shock Null Rims Cannondale lightweight alloy 24' 28h Hubs (F) KT Alloy nutted axle / (R) KT Alloy 7-speed freehub Spokes Steel 14g Black Tires Kenda Small Block 8 24 x 1.5' Pedals Wellgo Composite Platform w/ reflectors Crank Prowheel Pro-V30 145mm length 30T Crank Option Null Bottom Bracket Cartridge square taper Chain KMC Z7 7-speed Rear Cogs Sunrace 11-28 7-speed Front Derailleur Null Rear Derailleur Shimano Tourney Shifters Shimano Tourney Revo Twist Shifter 7-speed Handlebar Lightweight Alloy 580mm wide 25.4mm Grips Cannondale Kid's Performance Stem Alloy Ahead 30mm Headset FSA Alloy 1-1/8' Ahead semi-integrated Brakes Promax V-Brake alloy linear pull Brake Levers Promax E-Bike Display Null E-Bike Battery Null E-Bike Charger Null E-Bike Drive Unit Null Saddle Cannondale Ergo Seatpost Lightweight alloy 25.4mm Speeds 8 Extras Null Weight Null Sizes Available One Size Fork Travel Null Frame Details Smooth welding Frame Travel Null Front Hub KT Alloy nutted axle Material Aluminum Rear Hub KT Alloy 7-speed freehub Tire Size 1.5
With their ultra-light alloy frames vibration-absorbing seat stays lightweight components and race-inspired graphics Cannondale Kids’ bikes are engineered to pass something truly valuable on to the next generation… the love of the ride. These ultralight durable and beautiful frames provide a ride like no other. Especially with kids’ bikes the lighter it is the easier it is to ride. To give our little rippers every advantage over gravity we complement our beautifully crafted aluminium framesets with premium lightweight alloy components.Maximum Trail Fun with the amazing grip and comfortable ride of its big tires this lightweight rig makes trail riding fun and easy. Model Number C51250M Consumer Friendly Name Kids Trail 20' Frame SmartForm C3 Alloy smooth welding Fork SunTour XCT-JR 20 40mm travel 1-1/8' steerer coil w/ canti mounts Rear Shock Null Rims Cannondale lightweight alloy 20' 28h Hubs (F) KT Alloy nutted axle / (R) KT Alloy nutted axle 7-speed freewheel Spokes Steel 14g Black Tires Innova 20 x 1.95' multi-use tread Pedals Wellgo Composite Platform w/ reflectors Crank Prowheel Pro-V30 110mm length 30T Crank Option Null Bottom Bracket Cartridge square taper Chain KMC Z7 7-speed Rear Cogs Shimano 14-28 7-speed FW Front Derailleur Null Rear Derailleur Shimano Tourney Shifters Shimano Tourney Revo Twist Shifter 7-speed Handlebar Lightweight Alloy 580mm wide 25.4mm Grips Cannondale Kid's Performance Stem Alloy Ahead 30mm Headset FSA Alloy 1-1/8' Ahead semi-integrated Brakes Promax V-Brake alloy linear pull Brake Levers Promax Alloy linear pull E-Bike Display Null E-Bike Battery Null E-Bike Charger Null E-Bike Drive Unit Null Saddle Cannondale Ergo Seatpost Lightweight alloy 25.4mm Speeds 7 Extras Kickstand Weight Null Sizes Available One Size Fork Travel (F) 40mm Frame Details Smooth welding Frame Travel Null Front Hub KT Alloy nutted axle Material Aluminum Rear Hub KT Alloy nutted axle 7-speed freewheel Tire Size 1.95
With their ultra-light alloy frames vibration-absorbing seat stays lightweight components and race-inspired graphics Cannondale Kids’ bikes are engineered to pass something truly valuable on to the next generation… the love of the ride. These ultralight durable and beautiful frames provide a ride like no other. Especially with kids’ bikes the lighter it is the easier it is to ride. To give our little rippers every advantage over gravity we complement our beautifully crafted aluminium framesets with premium lightweight alloy components.Maximum Trail Fun with the amazing grip and comfortable ride of its big tires this lightweight rig makes trail riding fun and easy. Model Number C51200M Consumer Friendly Name Kids Quick 20' Frame SmartForm C3 Alloy smooth welding Fork Rigid SmartForm C3 Alloy 1' steerer Rear Shock Null Rims Cannondale lightweight alloy 20' 28h Hubs (F) KT Alloy nutted axle / (R) KT Alloy 7-speed freehub Spokes Steel 14g Black Tires Kenda Small Block 8 20 x 1.5' Pedals Wellgo Composite Platform w/ reflectors Crank Prowheel Pro-V30 110mm length 30T Crank Option Null Bottom Bracket Cartridge square taper Chain KMC Z7 7-speed Rear Cogs Sunrace 11-28 7-speed Front Derailleur Null Rear Derailleur Shimano Tourney Shifters Shimano Tourney Revo Twist Shifter 7-speed Handlebar Lightweight Alloy 580mm wide 25.4mm Grips Cannondale Kid's Performance Stem Alloy Ahead 30mm Headset VP Alloy 1' Ahead semi-integrated Brakes Promax V-Brake alloy linear pull Brake Levers Promax E-Bike Display Null E-Bike Battery Null E-Bike Charger Null E-Bike Drive Unit Null Saddle Cannondale Ergo Seatpost Lightweight alloy 25.4mm Speeds 7 Extras Null Weight Null Sizes Available One Size Fork Travel Null Frame Details Smooth welding Frame Travel Null Front Hub KT Alloy nutted axle Material Aluminum Rear Hub KT Alloy 7-speed freehub Tire Size 1.5
With their ultra-light alloy frames vibration-absorbing seat stays lightweight components and race-inspired graphics Cannondale Kids’ bikes are engineered to pass something truly valuable on to the next generation… the love of the ride. These ultralight durable and beautiful frames provide a ride like no other. Especially with kids’ bikes the lighter it is the easier it is to ride. To give our little rippers every advantage over gravity we complement our beautifully crafted aluminium framesets with premium lightweight alloy components.Maximum Trail Fun with the amazing grip and comfortable ride of its big tires this lightweight rig makes trail riding fun and easy. Model Number C51250F Consumer Friendly Name Kids Trail 20' Frame SmartForm C3 Alloy smooth welding Fork SunTour XCT-JR 20 40mm travel 1-1/8' steerer coil w/ canti mounts Rear Shock Null Rims Cannondale lightweight alloy 20' 28h Hubs (F) KT Alloy nutted axle / (R) KT Alloy nutted axle 7-speed freewheel Spokes Steel 14g Black Tires Innova 20 x 1.95' multi-use tread Pedals Wellgo Composite Platform w/ reflectors Crank Prowheel Pro-V30 110mm length 30T Crank Option Null Bottom Bracket Cartridge square taper Chain KMC Z7 7-speed Rear Cogs Shimano 14-28 7-speed FW Front Derailleur Null Rear Derailleur Shimano Tourney Shifters Shimano Tourney Revo Twist Shifter 7-speed Handlebar Lightweight Alloy 580mm wide 25.4mm Grips Cannondale Kid's Performance Stem Alloy Ahead 30mm Headset FSA Alloy 1-1/8' Ahead semi-integrated Brakes Promax V-Brake alloy linear pull Brake Levers Promax Alloy linear pull E-Bike Display Null E-Bike Battery Null E-Bike Charger Null E-Bike Drive Unit Null Saddle Cannondale Ergo Seatpost Lightweight alloy 25.4mm Speeds 7 Extras Kickstand Weight Null Sizes Available One Size Fork Travel (F) 40mm Frame Details Smooth welding Frame Travel Null Front Hub KT Alloy nutted axle Material Aluminum Rear Hub KT Alloy nutted axle 7-speed freewheel Tire Size 1.95
CeramicSpeed OSPW System SRAM Rival AXS The OSPW System SRAM Rival AXS from CeramicSpeed offers a significant gear shifting performance upgrade for faster and smoother shifting. This version is compatible with SRAM Rival AXS rear derailleurs and is available with standard and coated aluminium pulleys.The Oversized Pulley Wheel System for SRAM Rival AXS features a 15-tooth upper and 19-tooth lower pulley wheel setting, for maximum efficiency. The hand built OSPW System has two spring tension settings, that allow customised setup based on riding conditions. As with all other CeramicSpeed products, this new OSPW System has been thoroughly tested. Besides thousands of test kilometres among both professional and amateur riders, CeramicSpeed's Founder and CEO has spent more than 5.000 km in the saddle, testing the product. With the guys from R&D following him closely and listening to his feedback from every single ride, we can proudly say that no details are left un-tested. Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel System has been through 13 unique derailleur compatibility developments. No other pulley system has the depth of use and trust as the CeramicSpeed OSPW, which counts both Men's and Women's Triathlon World Champions, World Tour professional road teams, XCO professional MTB Teams, and elite athletes worldwide as its users. The aluminium CeramicSpeed pulleys come in both coated and standard versions (see multiple options in the selection menu at the top). Features: Compatibility: for SRAM Rival AXS In The Box: Complete OSPW System for SRAM Rival AXS CeramicSpeed Pulley Oil, 15 ml. dropper bottle Custom tool for removal of stock cage and securing of OSPW SystemBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling G3 Cannondale Si Power MeterFeaturing the tech behind seven Grand Tour wins, this single-sided powermeter is now available for Cannondale's HollowGram Si cranks. Whether you're testing your limits on gravel, flying up mountain passes or going full send on the trails, this model is engineered to help you unlock your true potential as a rider.Active Temperature Compensation (ATC)The consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions. ATC is a key reason riders trust data from Stages Power no matter how much the day warms or temperatures plummet as you crest an Alpine peak.Individual Calibration for the Most Reliable ResultsEach Stages Power meter is assembled in Stages' own state-of-the-art facility in Colorado, USA. Here every single unit is calibrated individually to ensure a +/- 1,5% accuracy level - an industry best for non-scientific power meters.Stages Power has carried riders to five Tour de France victories plus wins in the Giro and Vuelta along with many more world and national championships. If you believe racing provides the world's best product proving ground, then Stages Power is proven as one of the world's best power meters.Features: Stages Power L Accuracy: +/- 1.5% Powermeter Type: Single-sided (left side) crankarm powermeter Battery Type: CR2032 coin cell Battery Life: 200+ hours Power Range: 0 - 2500 watts Cadence Range: 20 - 220 rpm Water Resistance Rating: IPX7 Drive Compatibility: ANT+, Bluetooth Smart Ready Software Compatibility: Training Peaks, Strava, Garmin Training Center and others Weight: Only less than 20gr to base crank armTechnologies: - Tool-free battery replacement. - Active temperature compensation. - Accelerometer-based cadence measurement. - Wireless firmware upgrades.Manufacturer's Part Numbers: STACS2LA Black 165mm Left Only STACS2LC Black 170mm Left Only STACS2LD Black 172.5mm Left Only STACS2LE Black 175mm Left OnlyBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
With their ultra-light alloy frames vibration-absorbing seat stays lightweight components and race-inspired graphics Cannondale Kids’ bikes are engineered to pass something truly valuable on to the next generation… the love of the ride. These ultralight durable and beautiful frames provide a ride like no other. Especially with kids’ bikes the lighter it is the easier it is to ride. To give our little rippers every advantage over gravity we complement our beautifully crafted aluminium framesets with premium lightweight alloy components.Maximum Trail Fun with the amazing grip and comfortable ride of its big tires this lightweight rig makes trail riding fun and easy. Model Number C51200F Consumer Friendly Name Kids Quick 20' Frame SmartForm C3 Alloy smooth welding Fork Rigid SmartForm C3 Alloy 1' steerer Rear Shock Null Rims Cannondale lightweight alloy 20' 28h Hubs (F) KT Alloy nutted axle / (R) KT Alloy 7-speed freehub Spokes Steel 14g Black Tires Kenda Small Block 8 20 x 1.5' Pedals Wellgo Composite Platform w/ reflectors Crank Prowheel Pro-V30 110mm length 30T Crank Option Null Bottom Bracket Cartridge square taper Chain KMC Z7 7-speed Rear Cogs Sunrace 11-28 7-speed Front Derailleur Null Rear Derailleur Shimano Tourney Shifters Shimano Tourney Revo Twist Shifter 7-speed Handlebar Lightweight Alloy 580mm wide 25.4mm Grips Cannondale Kid's Performance Stem Alloy Ahead 30mm Headset VP Alloy 1' Ahead semi-integrated Brakes Promax V-Brake alloy linear pull Brake Levers Promax E-Bike Display Null E-Bike Battery Null E-Bike Charger Null E-Bike Drive Unit Null Saddle Cannondale Ergo Seatpost Lightweight alloy 25.4mm Speeds 7 Extras Null Weight Null Sizes Available One Size Fork Travel Null Frame Details Smooth welding Frame Travel Null Front Hub KT Alloy nutted axle Material Aluminum Rear Hub KT Alloy 7-speed freehub Tire Size 1.5
CeramicSpeed OSPW System Campagnolo 12s EPS GoldFeaturing a moulded carbon fibre cage, this special limited edition OSPW System offers the best balance of low weight and durability. It is developed specifically for the Campagnolo 12 speed EPS system and offers a three-spring tension setting that allows for optimal setup based on riding conditions.Limited Edition Campagnolo OSPW SystemLike every other CeramicSpeed Oversized Pulley Wheel System, this is developed, designed and handbuilt in Denmark. It is available with either CeramicSpeed Standard or Coated pulleys (choose option from the menu) with a lifetime CeramicSpeed warranty on the coated version and four years CeramicSpeed warranty on the standard version.The system is not compatible with 12 speed mechanical.Features: Pulley Wheel Material: Aluminium Cage Material: Carbon reinforced PA Use: Road Speed: 12 speed Pulley Wheels: CeramicSpeed 13-tooth upper and 19-tooth lower Bearing Options: CeramicSpeed Standard or Coated (choose from the menu) Compatibility: Campagnolo 12-speed Super Record EPS (electronic). Please note, the system is not compatible with 12-speed mechanical Cassette Compatibility: Fits cassettes from 11 to 34-tooth Spring Tension Settings: 3 spring tension settings Ceramic Speed Pulley OilBuy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Mavic Crossmax MTB WheelsetFeaturing a light and strong rim profile that's also perfectly sealed, this cross country (XC) wheelset is ready for racing thanks to its welded rim construction. Its tough Maxtal aluminium build makes it highly durable when charging across demanding terrain conditions, while its 24 double-butted spokes provide dynamic and agile rotative performance. Mavic has also kitted out this model with tubeless ready technology, making it easy to ride tubeless and benefit from increased comfort and control.Tubeless Ready XC Wheelset with Hookless ProfileThe name Crossmax has a long history in the world of XC riding and racing and this updated wheelset lives up to its name with many of the same features and technologies as pro-level XC race wheels, but at a far more attainable price. One of the key factors is Mavic's UST technology, which allows for easy setup of tubeless-ready tyres and gives you all the associated benefits including better traction and control, a smoother ride quality, and a reduced risk of punctures. The rim is welded for added reliability and features a 25mm internal width with a hookless profile.Infinity Hub and 6-Bolt Disc Brake CompatibilityThe Infinity lighter hub design optimises lateral stiffness and spokes tension. Mavic's Instant Drive 360 freewheel with a double ratchet system provides fast engagement and top-level reliability. The Crossmax also comes kitted out with 6-bolt disc brake compatibility, so you can enjoy powerful and consistent braking performance when charging across the XC course.This wheelset is available in either standard or Boost axle spacing. Please choose the option from the menu to match your setup. The wheelset is delivered with valves, replacement spokes and accessories.Features: Rim Material: Maxtal Aluminium Axle Size: Multiple options available to select (Standard Option: Front: 15x100mm; Rear: 12x142mm or Boost Option: Front: 15x110mm; Rear: 12x148mm Use: Cross Country (XC) Internal Rim Width: 25mm Rim Profile: Hookless Tyre Compatibility: Clincher ETRTO: 27.5" Option: 584x25TSS; 29" Option: 622x25TSS Spokes Material: Steel Spokes Shape: Straight pull, flat, double-butted Spoke Nipples: Steel, ABS Spoke Count: 24 front and rear Spoke Lacing: Front and rear crossed 2 Freehub: Multiple options available to select Infinity Hubs: Yes ATSM Category: 3: Cross Country Delivered With: UST valve and accessories, Pre-installed tubeless rim tape, 2 replacement spokes with each wheel Brake Type: Disc brake Disc Mount: 6-bolt Single or Pair: Pair UST tubeless technology Instant Drive 360 freewheel technology QRM Auto bearing preload technology SUP Hookless profile Weight: 27.5" Option: Pair: 1680g; Front: 775g; Rear: 905g; 29" Option: Pair: 1770g; Front: 820g; Rear: 950gTechnologies: Instant Drive 360 Freewheel Technology: The Instant Drive 360 freewheel system is super light and efficient. A large contactless rubber seal provides low friction, while a wide array of end caps makes it super versatile. UST Tubeless Technology: Traction and control Universal Standard for Tubeless. Ready to ride tubeless system. The UST concept improves traction, control and comfort whilst reducing inertia and flats. SUP Welding Technology: Stronger and smoother joint Soudé Usiné Process. After bending, the rim joint is arc welded. The welded seam is then milled for a smooth finish. QRM Auto Bearing Preload Technology: Qualité de Roulements Mavic Auto (QRM Auto). Mavic's latest innovation. Those cartridge bearings are of course double sealed with C3 internal clearance. Their preload is automatically adjusted to guarantee a perfect spin with no play on the long run. Manufacturer's Part Numbers: P1669115 Black 27.5" Shimano P1665110 Black 27.5" Boost Shimano P1666110 Black 27.5" Boost SRAM XD P1638110 Black 29" Boost ShimanoBuy Mavic Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.