The 24" Alpha Four features a new 9-speed Microshift drive train. The 11-36T wide range gearing is the real deal and gives growing riders truly usable gear range.Prevelo confidence inspiring low and narrow geometry. Prevelo geometry keeps the rider low, balanced and in controlLightweight 6061 aluminium frame with custom formed tubingLightweight aluminium alloy fork with chromoly steererTektro front and rear v-brakesLightweight Allen head front and rear wheel skewers for secure wheel installationThree piece crank with squared taper bottom cartridge bearing bottom bracket and ultra narrow Q factorCustom made cranks. All Prevelo cranks are sized specifically for each model bike, down to the millimetreNEW Microshift 9-speed drivetrain. Uses a shorter pulley cage without comprising gear ratio width. Because kids bikes have small wheel diameters, rear derailleurs on kids bikes hang low and close to the ground. The Prevelo Alpha bikes use smaller cage derailleurs to keep things high and away from the groundMicroshift Trigger Shifters. Small hands have a hard time using twist shifters. We use reliable silky smooth thumb shifters. They are easy for small hands to operate and operate just like shifters on high performance bikesReplaceable derailleur hanger. If the derailleur takes a hard hit, the hanger can be replaced without repair to the frame11-36T wide span gearing gives riders plenty of range to spin up tough hills95% assembled. Just install the handlebar, seatpost, front wheel and pedalsPLEASE NOTE: The specification of the bike may be subject to change at any time and may differ from the images or specification of the bike shown here. If you would like to know any specific details please contact our sales team at Tweeks Cycles.Kids Optimised Crank - Prevelo crank lengths are custom sized for each size bike to make sure little riders have optimum pedal ergonomics. And they have ultra-narrow Q-factors to match the narrow hips of young cyclists. If that sounds like technical mumbo jumbo, here's the point - Prevelo cranks will help make small riders more comfortable and efficient on their bike.Confidence Inspiring Geometry - The Alpha Four features Prevelo's signature confidence inspiring geometry. Prevelo geometry utilizes a low bottom bracket that lowers the centre of gravity of the bike and rider, making for a more agile and confident ride.9 Speed Microshift Drivetrain with Wide Span Gearing - 9-speed Microshift drive train and 11-36T wide range gearing is the real deal and gives growing riders truly usable and class leading, 327% gear range. Kids are going to be efficient on the flats and have the leverage of low gears available to help make it up tough hills.Kid Optimised Cockpit - This is where little riders command their steed. It's decked out with ultra thin grips and short reach brake levers that are optimized for small hands. The Microshift shifter is operated with two easy to operate thumb levers.Specifications:Weight (including pedals): 21.2lbs / 9.6kgMinimum Saddle Height: 25.8in / 655mmMaximum Saddle Height: 31.2in / 792mmBottom Bracket Height: 9.9in / 252mmGain Ratio: 1.9 - 6.8Stand over (ground to top of top tube): 22in / 558.8mmSize Chart:
Quarq DFOUR DUB Powermeter SpiderThis spider powermeter is developed to help you reach new goals and explore new roads, delivering accuracy, durability, and reliability on every training mile. The DFour DUB is designed specifically for Dura-Ace R9100 chainrings. Train using a Quarq power meter without changing your drivetrain. You are working hard, pushing yourself to new heights in some of the toughest conditions. Ride with confidence knowing that your power meter will not quit when you need it the most.Up To 200 Hours Ride TimeEnjoy up to 200 hours of ride time in any weather condition with its IPX7 waterproof rating and 10k temperature compensation; if harsh climates do not hold you back, then you need a product capable of rising to the occasion. That is exactly what the DFour DUB power meter is made for.MagicZero Automatic CalibrationTrain harder, ride faster and unlock your ultimate potential. The DFour DUB power meter brings simplicity and ease of use to your training. With MagicZero automatic calibration, there is no need to worry about calibrating before you ride; just jump on your bike and go. DFour DUB features Bluetooth low energy and ANT+ wireless data transfer, delivering power output information directly to your cycling computer.Powermeter Spider with DUB TechnologyThe relationship between bottom bracket spindle and bearing is the core of DUB technology. It's where stiffness meets durability. Quarq took it a step beyond conventional thinking and made everything simpler—better integrating the relationship between chainring, crank, spindle and bottom bracket. It's this approach to developing a complete system that equals better drivetrain performance.Please note: Compatible bottom brackets, crank arms, chainrings are sold separately.Features: Use: Road Speed: 11 speed Bolt Circle Diameter (BCD): 110 BCD Bottom Bracket (BB) Compatibility: All SRAM Road DUB BBs (Bottom Brackets are available separately) BB Spindle Interface: DUB Chainring Compatibility: Dura-Ace R9100 chainrings Guard: No Guard Not Included: Bottom bracket, crank arms, chainrings are available separatelyTechnologies: Bluetooth low energy technology and ANT+ wireless data transfer. MagicZero - automatically checks and recalibrates your power meter as you ride - no need to manually calibrate. AxCad -- no cadence magnet required. 10K Temperature Compensation. Battery -- CR2032, 200-hour battery life, change without tools. OmniCal -- swap chainrings without affecting accuracy. 2-year manufacturer's warranty. IPX7 waterproof rating. Accuracy -- within 1.5%, measuring both legs.Manufacturer's Part Numbers: PMQ268002 Black No BB/C'Ring/Arm 110 BCDBuy Quarq Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Five Ten Kestrel Pro XC Clipless Boa MTB ShoesUnashamedly for hammering XC and aggressively fast mountain bike trails, the Five Ten Kestrel Pro XC Clipless Boa MTB Shoes offer a stiff sole for efficient pedalling and maximum high-speed fun. Whether it's the slight butterflies as you line up for an XC race start or the exciting anticipation of dropping into your favourite flow trail, the Kestrel Pro XC Clipless Boa MTB Shoes are ready to propel you forward with thrilling efficiency.A supple, durable and comfortable upper provides excellent comfort while abrasion-resistant overlays and reinforced toe box take on the rough and tumble demands of mountain biking. Stealth Marathon OutsoleThe Kestrel Pro XC feature Five Ten's stiffest midsole yet, offering the ultimate in trail-smashing efficiency. Hit a steep uphill pitch or accelerate hard out of a berm and you'll be propelled forward with no wasted effort. The clipless shank area makes it quick and easy to clip in and out of your pedals. And even if you can't immediately get clipped in, the super-sticky Stealth Marathon rubber patch just behind the pedal platform adds grip when not clipped in.BOA® Fit SystemEasy On-the-fly adjustment comes via the BOA® Fit System. A simple twist of the dial provides a locked-in and stable fit for your foot. The hook and loop straps provide complementary adjustment, making sure you enjoy maximum foot support when on the pedals. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Marathon™ Non-marking rubber outsole balances grip and durabilityFive Ten's stiffest midsoleMicro-adjustable dial-based BOA® Fit SystemHook-and-loop straps for a locked-in feelSynthetic upper with abrasion-resistant seamless overlaysImpact-resistant toe boxNon-slip heel cupUpper features at least 50% recycled content2-bolt cleat compatible (cleats not supplied)Buy Five Ten Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.