Campagnolo Bora WTO 33 Road WheelsetThis aerodynamic road wheelset from Campagnolo will give you the extra edge to tackle the competition on the tarmac. Benefiting from two lightweight, stiff, carbon rims, it has been designed to be ready for high-performance, ensuring you stay balanced and in control, no matter what the conditions thanks to its G3 spoking system. The wheelset features carbon rims with a unidirectional aerodynamic finish, aluminium hubs and ceramic USB cup-and-cone bearing system in the hubs themselves: every design choice has been made with a view to optimising performance. The 19 mm internal diameter of the rim enables tyres of 23mm, 25mm and 28mm to be fitted. In addition, with the 2-Way Fit version, Campagnolo offers its tried-and-tested technology with full compatibility with clincher and tubeless tyres. While the key purpose of these wheels is to deliver extreme performance, safety is also guaranteed by the Campagnolo AC3 (All Conditions Carbon Control) technology, which ensures safe, modular braking in all weather conditions.Wheelset includes:Special brake block kit for carbon wheels (red compound): 40% better braking performance in wet conditions and 20% better in dry.Lightweight Quick Release wheels with an aerodynamic profile and shiny finish.35mm tubeless valve - 35mm valve extender.Bushing to reduce the size of the valve hole.2 levers in composite material for tyre removal.User manual.Features:Rim: Profile Height: 33mm; Rim Material: Carbon; Rim Cross Section (HxW): 33/26.5mm; Internal Diameter of Rim: 19mm; AC3 technology on the braking rim; Water Transfer graphicSpokes: 18 Steel spokes in the front elliptical cross-section; 21 Steel spokes in the rear elliptical cross-section, spaced in groups of three through the G3 system; Anti-rotation technology on the radial spokesHub: Black Aluminium monolithic hub; USB ceramic cup-and-cone bearing system; Hub Edge: 100mm in the front, 130mm in the rear; Pivot Material: Aluminium; USB cup-and-cone bearing systemCassette Compatibility: Campagnolo sprocket set 10/11/12, Shimano sprocket set / SRAM 10/11, SRAM 12 sprocket set (when purchasing dedicated replacement body).Tyres: Clincher; Tubeless; Tubeless readyCompatibility: Campagnolo sprocket set 10/11/12; Shimano sprocket set / SRAM 10/11; SRAM 12 sprocket set (when purchasing dedicated replacement body)Tubeless Compatible: Comes with 35 mm tubeless valve Compatible Tyres: Clincher, Tubeless, Tubeless readyQuick release: YesUse: RoadWeight: 1485g (approx.) Buy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Bora WTO 33 Road WheelsetThis aerodynamic road wheelset from Campagnolo will give you the extra edge to tackle the competition on the tarmac. Benefiting from two lightweight, stiff, carbon rims, it has been designed to be ready for high-performance, ensuring you stay balanced and in control, no matter what the conditions thanks to its G3 spoking system. The wheelset features carbon rims with a unidirectional aerodynamic finish, aluminium hubs and ceramic USB cup-and-cone bearing system in the hubs themselves: every design choice has been made with a view to optimising performance. The 19 mm internal diameter of the rim enables tyres of 23mm, 25mm and 28mm to be fitted. In addition, with the 2-Way Fit version, Campagnolo offers its tried-and-tested technology with full compatibility with clincher and tubeless tyres. While the key purpose of these wheels is to deliver extreme performance, safety is also guaranteed by the Campagnolo AC3 (All Conditions Carbon Control) technology, which ensures safe, modular braking in all weather conditions.Wheelset includes:Special brake block kit for carbon wheels (red compound): 40% better braking performance in wet conditions and 20% better in dry.Lightweight Quick Release wheels with an aerodynamic profile and shiny finish.35mm tubeless valve - 35mm valve extender.Bushing to reduce the size of the valve hole.2 levers in composite material for tyre removal.User manual.Features:Rim: Profile Height: 33mm; Rim Material: Carbon; Rim Cross Section (HxW): 33/26.5mm; Internal Diameter of Rim: 19mm; AC3 technology on the braking rim; Water Transfer graphicSpokes: 18 Steel spokes in the front elliptical cross-section; 21 Steel spokes in the rear elliptical cross-section, spaced in groups of three through the G3 system; Anti-rotation technology on the radial spokesHub: Black Aluminium monolithic hub; USB ceramic cup-and-cone bearing system; Hub Edge: 100mm in the front, 130mm in the rear; Pivot Material: Aluminium; USB cup-and-cone bearing systemCassette Compatibility: Campagnolo sprocket set 10/11/12, Shimano sprocket set / SRAM 10/11, SRAM 12 sprocket set (when purchasing dedicated replacement body).Tyres: Clincher; Tubeless; Tubeless readyCompatibility: Campagnolo sprocket set 10/11/12; Shimano sprocket set / SRAM 10/11; SRAM 12 sprocket set (when purchasing dedicated replacement body)Tubeless Compatible: Comes with 35 mm tubeless valve Compatible Tyres: Clincher, Tubeless, Tubeless readyQuick release: YesUse: RoadWeight: 1485g (approx.) Buy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Bora WTO 33 DB Road WheelsetAll set for racing, this stunning wheelset gives you incredibly smooth rolling resistance and control on the most challenging rides. Whether you're competing or clocking up the miles on your training session, it is designed for high performance. It features two full carbon rims, which allows you to enjoy its fantastic stiffness, without adding any unnecessary weight to your road bike. Weighing in at only 1455g (pair), this wheelset is a perfect choice of upgrade for riders who want fast-rolling performance on race day, without any excess grams added to their bike.Campagnolo introduces the first aerodynamic Disc Brake wheel with a 33 mm profile, designed to appeal to a broader customer base. The design of the rim enables maximum aerodynamic penetration, and at certain angles, the wind can actually become a valuable ally to the rider.The wheelset features carbon rims with a unidirectional aerodynamic finish, new aerodynamic aluminium hubs, and the ceramic USB cup-and-cone bearing system: every design choice has been made with a view to optimising performance. The profile of the rim, which has an internal diameter of 19 mm, corresponds perfectly with 23 mm, 25 mm and 28 mm tyres. In addition, with the 2-Way Fit version, Campagnolo offers its tried-and-tested technology with full compatibility with clincher and tubeless tyres.While the key purpose of these wheels is to deliver extreme performance, safety is also guaranteed thanks to the G3 spoking system with double spokes on the left of the front wheel, to ensure balanced and safe braking in all conditions. Available versions: dark label, Campagnolo freewheel hub, HG or XDR.Features: Material: Rim: Carbon; Hub: Black Aluminium monolithic hub; Spokes: Steel Tyre Type: Clincher and tubeless tyres Use: Road Hub: USB cup-and-cone bearing system Hub Edge: 100 mm in the front, 142 mm in the rear Pivot Material: aluminium Bearing System: Cup-and-cone bearing system Rim Profile Height: 33mm Rim Cross Section (H x W): 33/26,5 mm Internal diameter of rim: 19mm Rim Graphic: Water Transfer graphic Front Spokes: 24 steel spokes in the front elliptical aero cross section, spaced in groups of three through the G3 system; Rear Spokes: 24 steel spokes in the rear elliptical aero cross section, spaced in groups of three through the G3 system Comes With: 35 mm tubeless valve; 35 mm valve extender; Bushing to reduce the size of the valve hole; 2 levers in composite material for tyre removal; User manual Brake Type: Disc Brake Weight: 1455g (pair)Technologies: 33 mm… but aero: - The rim design enables the maximum amount of aerodynamic penetration when the wind angle is between 12 degrees and 19 degrees, making it a thrust for triathlon athletes. - The streamlined design of the central part of the hub decreases the frontal area of the component whilst the special design of the flanges favours airflow detachment. - The 24-spoke elliptical cross section results in a far superior rolling resistance. Fast and…fluid: - The well-known USB cup-and-cone bearing system guarantees smoothness in the ceramic bearings. - The 2-Way Fit profile allows you to mount either a clincher tyre or a tyre which offers the least rolling resistance possible: the tubeless tyre. - The 19 mm inner diameter enables you to mount 23, 25 and 28 mm tyres, with perfect pairing of the rim-tyre system. Choose aero... but make it Campagnolo: - Campagnolo's readability is enhanced by the 33 mm profile, despite the aerodynamic design of the rim. - The wheel structure enables reducing energy dissipation, transferring all the energy produced by the cyclist to the asphalt. - A 33 mm profile and a weight of 1,455 g for the pair makes this wheel ideal for riding on hilly routes. WHEEL DEVELOPED IN THE WIND TUNNEL: Every wheel component, from the rim to the hub and the spokes, is designed to guarantee maximum aerodynamic penetration. RIM MADE ENTIRELY OF HIGH MODULUS CARBON: The unidirectional carbon rim delivers the readability and rigidity that Campagnolo is known for. CUP-AND-CONE BEARING SYSTEM: Easy to register balls/bearings - reduced possibility of ball/bearing play - precise cycling operations - steady performance levels. HUB STRUCTURE IN LIGHTWEIGHT ALUMINIUM THAT IS EXTREMELY STIFF AND AERODYNAMIC: Optimised in the wind tunnel and designed for optimal rigidity and weight.Buy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Bora WTO 45 Disc Brake Road WheelsetCreated to appear to a wider range of cyclists, the Bora WTO 45 Disc Brake compatible wheels are highly aerodynamic but also remain stable in crosswinds. Campagnolo has given them a 45mm deep carbon fibre rim, which at certain wind angles, actually provides you with extra thrust. This makes them ideal for triathlon and time trial (TT) use. Every last detail has been carefully thought out with these road bike wheels, as Campagnolo has even streamlined the centre of the hubs to reduce drag, giving you every possible advantage as you’re racing against the clock or sprinting away from the peloton.Fast and Efficient Tubeless Compatible Road WheelsThe profile of the rim, which has an internal diameter of 19 mm, corresponds perfectly with 23mm, 25mm and 28 mm tyres. In addition, the 2-Way Fit rim offers its tried-and-tested technology with full compatibility with clincher and tubeless tyres. While the key purpose of these wheels is to deliver extreme performance, safety is also guaranteed thanks to the G3 spoking system with double spokes on the left of the front wheel, to ensure balanced and safe braking in all conditions.Features: Rim Material: Carbon Rim Type: Clincher Rim Height: 45mm Internal Rim Width: 19mm External Rim Width: 26.5mm Maximum Tyre Size: 700x28c Spokes: 24 Steel spokes per wheel Hubs: Black Aluminium Monolithic, aerodynamically shaped, USB ceramic cup and cone bearings Axle Compatibility: Front: 12x100mm thru axle; Rear: 12x142mm thru axle Cassette Compatibility: Shimano Option: Shimano/SRAM 9,10 and 11 speed road cassettes (not SRAM XD types) Campagnolo Option: Campagnolo 11,12 and 13-Speed cassettes Tubeless-Ready: Yes, 2-Way Fit Tyre Compatibility: Standard clincher and tubeless clincher Brake Type: Disc Brake Brake Disc Rotor Mount: CenterLock Spoke Pattern: Front: Front-specific elliptical aero cross-section, spaced in groups of three through the G3 system Rear: 24 Steel spokes in the rear elliptical aero cross-section, spaced in groups of three through the G3 system The 24-spoke elliptical cross section results in a far superior rolling resistance Wheel structure enables reducing energy dissipation, transferring all the energy produced by the cyclist to the asphalt Campagnolo's rideability is enhanced by the 45mm profile, despite the aerodynamic design of the rim Streamlined central hub section decreases the frontal area of the component and specially designed flanges favour airflow detachment Ideal for riding on hilly routes Included: 35mm tubeless valves, 35mm valve extenders, rim tapes, bushing to reduce the size of the valve hole, 2 composite tyre levers, user manual Weight: 1520gBuy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Bora WTO 45 Road WheelsetThis wheelset from Campagnolo has been designed with aerodynamics and the latest technology in mind. Made from durable carbon fibres, ensuring lightweight reliability and enhanced control. Thanks to the angled design, this wheelset benefits from maximised airflow to improve your speed and performance. Speedy Rolling Carbon-Construction Road WheelsetWith a 19mm internal rim width, the Bora WTO 45s are suitable for use with 23mm, 25mm and 28mm tyres and thanks to their Two-Way Fit design, will accept them in tubeless or clincher designs for excellent adaptability. The braking surface of the rims has been treated with an AC3 (All Conditions Carbon Control) coating to enhance stopping prowess in all weathers, with the black aluminium monolithic hubs and their USB ceramic cup-and-cone bearing systems ensuring a steady spin.Those hubs also provide a dependable hold to the steel straight pull spokes which add dynamism and reinforcement to each wheel. With 18 on the front in an elliptical lacing pattern and 21 on the rear, organised in a G3, triplet design at crucial strengthening zones, this Campagnolo wheelset lets you ride with unrivalled power and pace as you hunt for the podium.Features:Rim Material: Full CarbonProfile: 45mmInternal Rim Width: 19mmTyre Type: Two-Way Fit (Tubeless and Clincher)Technology: AC3 Treatment for improved brakingSpokes: Aerodynamic Anti-Rotation SpokesSpoke Material: Stainless steelSpoke Count: Front: 18 steel spokes in the front elliptical cross-section; Rear: 21 steel spokes in the rear elliptical cross-section, spaced in groups of three through the G3 systemHubs: Black aluminium monolithic hub with USB ceramic cup-and-cone bearing systemWheelset Includes: Special brake block kit for carbon wheels, 35mm tubeless valve, 35mm valve extender, 2x tyre levers, valve bushingCassette compatibility: Campagnolo Freehub Option: 9-12 speed; Shimano Freehub Option: 9-11 speedWeight: 1496gBuy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Bora WTO 45 Road WheelsetThis wheelset from Campagnolo has been designed with aerodynamics and the latest technology in mind. Made from durable carbon fibres, ensuring lightweight reliability and enhanced control. Thanks to the angled design, this wheelset benefits from maximised airflow to improve your speed and performance. Speedy Rolling Carbon-Construction Road WheelsetWith a 19mm internal rim width, the Bora WTO 45s are suitable for use with 23mm, 25mm and 28mm tyres and thanks to their Two-Way Fit design, will accept them in tubeless or clincher designs for excellent adaptability. The braking surface of the rims has been treated with an AC3 (All Conditions Carbon Control) coating to enhance stopping prowess in all weathers, with the black aluminium monolithic hubs and their USB ceramic cup-and-cone bearing systems ensuring a steady spin.Those hubs also provide a dependable hold to the steel straight pull spokes which add dynamism and reinforcement to each wheel. With 18 on the front in an elliptical lacing pattern and 21 on the rear, organised in a G3, triplet design at crucial strengthening zones, this Campagnolo wheelset lets you ride with unrivalled power and pace as you hunt for the podium.Features:Rim Material: Full CarbonProfile: 45mmInternal Rim Width: 19mmTyre Type: Two-Way Fit (Tubeless and Clincher)Technology: AC3 Treatment for improved brakingSpokes: Aerodynamic Anti-Rotation SpokesSpoke Material: Stainless steelSpoke Count: Front: 18 steel spokes in the front elliptical cross-section; Rear: 21 steel spokes in the rear elliptical cross-section, spaced in groups of three through the G3 systemHubs: Black aluminium monolithic hub with USB ceramic cup-and-cone bearing systemWheelset Includes: Special brake block kit for carbon wheels, 35mm tubeless valve, 35mm valve extender, 2x tyre levers, valve bushingCassette compatibility: Campagnolo Freehub Option: 9-12 speed; Shimano Freehub Option: 9-11 speedWeight: 1496gBuy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Bora WTO 60 WheelsetThis WTO (wind tunnel optimised) Wheelset from Campagnolo, is the ultimate hard-wearing wheelset for your bike. Designed to withstand the strongest winds and with a re-engineered rim set to offer enhanced aerodynamic features, it's ready to push you to your limit, so you don't fall short on race-day. Featuring a durable aluminium hub and an 18-front, 21-rear spoke set-up, you don't have to worry about tackling tough windy conditions.Optimised Rim Braking SurfaceNow with AC3 technology, specially developed and researched to get the most out of your rim brake texture, you can feel confident in getting the stopping power you need no matter how bad the conditionsWheelset Includes:Special brake block kit for carbon wheels (red compound): 40% better braking performance in wet conditions and 20% better in dryLightweight Quick Release wheels with an aerodynamic profile and shiny finish44 mm tubeless valve40 mm valve extenderBushing to reduce the size of the valve holeUser manualFeatures: Rim cross-section (H x W): 60 / 26.5 mm Rim Material: Carbon Rim Type: Clincher or Tubeless TyresTubeless Compatible: Yes Hub Material: Black aluminium monolithicSpoke Material: Stainless SteelDesign: Aero bladed Anti-rotation technology on the radial spokes Cassette Compatibility: Campagnolo 10/11/12 speed, Shimano / SRAM 10/11 speedQuick-release: YesInnertube valve length: 44mmCompatible tyres: Clincher or Tubeless TyresWeight: 1547g Buy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Bora WTO 60 WheelsetThis WTO (wind tunnel optimised) Wheelset from Campagnolo, is the ultimate hard-wearing wheelset for your bike. Designed to withstand the strongest winds and with a re-engineered rim set to offer enhanced aerodynamic features, it's ready to push you to your limit, so you don't fall short on race-day. Featuring a durable aluminium hub and an 18-front, 21-rear spoke set-up, you don't have to worry about tackling tough windy conditions.Optimised Rim Braking SurfaceNow with AC3 technology, specially developed and researched to get the most out of your rim brake texture, you can feel confident in getting the stopping power you need no matter how bad the conditionsWheelset Includes:Special brake block kit for carbon wheels (red compound): 40% better braking performance in wet conditions and 20% better in dryLightweight Quick Release wheels with an aerodynamic profile and shiny finish44 mm tubeless valve40 mm valve extenderBushing to reduce the size of the valve holeUser manualFeatures: Rim cross-section (H x W): 60 / 26.5 mm Rim Material: Carbon Rim Type: Clincher or Tubeless TyresTubeless Compatible: Yes Hub Material: Black aluminium monolithicSpoke Material: Stainless SteelDesign: Aero bladed Anti-rotation technology on the radial spokes Cassette Compatibility: Campagnolo 10/11/12 speed, Shimano / SRAM 10/11 speedQuick-release: YesInnertube valve length: 44mmCompatible tyres: Clincher or Tubeless TyresWeight: 1547g Buy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Scirocco BT12 Road Disc WheelsetAn ultra-lightweight and maximum performing wheelset that's ideal for keeping you at the top of your game.Amazingly Lightweight and Robust Road WheelsetThe Scirocco DB BT12 Road Wheelset (2019) from Campagnolo has been engineered with competitive riders and road cycling enthusiasts in mind. Made from bespoke aluminium which is not only ultra-lightweight but also amazingly tough for years of long-lasting use out on the road. This wheelset has been completely hand assembled by Campagnolo technicians, so you can be assured that every part of it has been built to the highest quality standard possible.The Campagnolo Scirocco DB BT12 Road Wheelset (2019) is the perfect choice for taking your road cycling to the next level.Features: Size: 700c Anti-rotation technology on the radial spokes Hand assembled by Campagnolo technicians Profile height: 33 mm Axle Type: Thru Axle Rim material: aluminium Suitable for: Campagnolo sprocket set 10/11/12; Shimano sprocket set / SRAM 10/11 Adhesive label Suitable Tyres: Clincher; Tubeless Ready Weight: 1.7kg Buy Campagnolo Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Campagnolo Shamal Ultra C17 Rear Road WheelThe new Shamal Ultra C17 continues the legendary performance this model has held for over 20 years. It's the first top for many top-end competitive cyclists in all areas of the sport. This version pushes performance further thanks to the increase in design and technology Campagnolo is known for.Optimised Rim ProfileThis version of the Shamal Ultra features the new C17 rim profile to ensure a better rim to tyre interface, which in turn improves performance. This performance boost is especially noticeable when using 25 and 28c road tyres - the modern standard. To maintain this wheel exceptional reactivity and momentum it has been equipped with USB Ceramic, sealed cartridge bearing, which although reducing weight, also greatly improve rolling performance and smoothness. Ceramic ball bearings have a high corrosion resistance, meaning wheel maintenance is rarely required.Podium Proven PerformanceThis wheel features the Campagnolo iconic, performance enhancing Mega-G3 spoke lacing pattern. This spoke pattern improves energy between the rider and the road, which reduces stresses on the drive side (right side) of the wheel while increasing the rigidity of the wheel overall at the same time. This significant performance enhancement is achieved by the drive side of the rear wheels having twice as many spokes as the non-drive side (left side).Hand Built and Fine-TunedCampagnolo wheels are hand built entirely by specialist Campagnolo wheel builders and are fine-tuned and checked precisely with electronic tools. The ensures that every wheel delivers the high-performance output that Campagnolo wheels are known for.Features: Material: Rim: Aluminium; Hub: Carbon, Aluminium Rim Internal Width: 17mm Rim External Width: 22mm Rim Profile: Differentiated, 27/30mm Hub Spacing: 130mm Spoke Count: 21 Spoke Lacing: G3 Bearings: USB, Cup and Cone Freehub: 10, 11-SpeedBuy Campagnolo Wheels & Tyres from Chain Reaction Cycles. Ride. Eat. Sleep. Repeat.
Campagnolo Shamal Ultra C17 2-Way Fit Rear WheelThe new Shamal Ultra C17 2-Way Fit Rear Wheel continues the legendary performance this model has held for over 20 years. It's the first top for many top-end competitive cyclists in all areas of the sport. This version pushes performance further thanks to the increase in design and technology Campagnolo is known for, which includes the perfect integration of being Tubeless Compatible. The tubeless setup makes the wheel inertia and rolling resistance much lower while increasing grip and traction significantly; this is the future of road racing.Optimised Rim ProfileThis version of the Shamal Ultra features the new C17 rim profile to ensure a better rim to tyre interface, which in turn improves performance. This performance boost is especially noticeable when using 25 and 28c road tyres - the modern standard. To maintain this wheel exceptional reactivity and momentum it has been equipped with USB Ceramic, sealed cartridge bearing, which although reducing weight, also greatly improve rolling performance and smoothness. Ceramic ball bearings have a high corrosion resistance, meaning wheel maintenance is rarely required.Podium Proven PerformanceThis wheel features the Campagnolo iconic, performance enhancing Mega-G3 spoke lacing pattern. This spoke pattern improves energy between the rider and the road, which reduces stresses on the drive side (right side) of the wheel while increasing the rigidity of the wheel overall at the same time. This significant performance enhancement is achieved by the drive side of the rear wheels having twice as many spokes as the non-drive side (left side).Hand Built and Fine-TunedCampagnolo wheels are hand built entirely by specialist Campagnolo wheel builders and are fine-tuned and checked precisely with electronic tools. The ensures that every wheel delivers the high-performance output that Campagnolo wheels are known for.Features: Material: Rim: Aluminium; Hub: Carbon, Aluminium Rim Internal Width: 17mm Rim External Width: 22mm Rim Profile: Differentiated, 27/30mm Hub Spacing: 130mm Spoke Count: 21 Spoke Lacing: G3 Bearings: USB, Cup and ConeBuy Campagnolo Wheels & Tyres from Chain Reaction Cycles. Ride. Eat. Sleep. Repeat.
Campagnolo Calima C17 Rear Road WheelReady for whatever challenge you meet on the road, the Calima Rear Road Wheel from Campagnolo is designed to give you the most out of your ride. Featuring a lightweight, stiff construction, it's ideal for long climbs and quick descents. Ready for AnythingThis wheelset features the market leading Campagnolo technology; it is ready for any adventure and for any challenge, race or endurance event you place in front of it.Mega-G3This wheelset features the Campagnolo iconic, performance enhancing Mega-G3 spoke lacing pattern. This spoke pattern improves energy between the rider and the road, which reduces stresses on the drive side (right side) of the wheel while increasing the rigidity of the wheel overall at the same time. This significant performance enhancement is achieved by the drive side of the rear wheels having twice as many spokes as the non-drive side (left side).Hand BuiltCampagnolo wheels are hand built entirely by specialist Campagnolo wheel builders and are fine-tuned and checked precisely with electronic tools. The ensures that every wheel delivers the high-performance output that Campagnolo wheels are known for.Features:Compatibility: Campagnolo FH Body 9/10/11/12, FH Body HG 9/10/11Compatible Tyres: ClincherTubeless Compatible: NoQuick Release: NoSpoke Count: 27 Stainless Steel spokes with 2:1 spoke ratio on the drive sideSpoke Pattern: Exclusive G3 Spoke pattern on the rear wheelSpoke Material: Aluminium Double-Butted aero spokesRim Profile Height: 24mmRim Width: 22mmRim Material: AluminiumHub Material: Aluminium hub with black finishHub Bearings: Steel bearingsHub Edge: 130mm RearAxle Material: SteelWeight: 1.826kgBuy Campagnolo Calima C17 Rear Road Wheel from Chain Reaction Cycles, the World's Largest Online Bike Store.