Bontrager Gear

Bontrager's marquee lightweight carbon road wheel in a 51mm depth, designed for the ultimate in speed, stability, and confidence in all conditions. Be the fastest you The ultralight Aeolus RSL 51 is the perfect upgrade for a faster you. Created with Bontrager's all-new three-dimensional modeling design process, the all-new Aeolus RSL delivers a step-change in speed without sacrificing stability. It's built with the lightest RSL-level OCLV Carbon, shaped into a new 51mm rim profile for the ultimate in speed and versatility across all conditions. Tubeless Ready rims with a wider 23mm inner width are proven to roll with less drag, adding to the overall speed gains, while ultralight hubs with DT Swiss 240s internals and a Ratchet EXP 36-point freehub keep your ride smooth. All Bontrager carbon wheels are warrantied for life for the original purchaser and come with the added protection of Carbon Care. If you structurally damage your wheels while riding in the first two years of ownership, we'll replace them. It's that easy. Product details - RSL OCLV Carbon is lighter and stronger, allowing for faster, more stable rim profiles - 51mm depth rim profile born of 3D design modeling for our fastest, most stable design ever - 23mm inner width proven to roll smoother with less drag for a faster wheel and tire system - Tubeless Ready (TLR) rims compatible with both Bontrager TLR rim strips and TLR tape - 51mm depth OCLV Carbon rim (30mm outer) DT Aerolite spokes 24/24, DT ProLock nipples - Ultralight DT Swiss 240s internals with Ratchet EXP 36-point engagement 11sp freehub, 12s freehubs sold separately - Centerlock disc hubs with 12mm thru-axle front and rear, axle swap available for QR and 15mm - Includes TLR rim strip, TLR valve, and traditional rim strip

An ultralight 37mm depth carbon road wheel that delivers speed and stability on climbs, crits, classics, and more. The ultimate road wheel Faster. Lighter. More stable. The ultralight Aeolus RSL 37 is the ultimate carbon road wheel for climbs, crits, and classics. RSL-level OCLV Carbon is lighter and stronger, allowing for a faster, more stable 37mm rim profile that is lighter than shallower wheels and faster than deeper wheels. Ultralight hubs with DT Swiss 240s internals and a Ratchet EXP 36-freehub keep everything rolling smooth. All Bontrager carbon wheels are warrantied for life for the original purchaser and come with the added protection of carbon care. If you damage your wheels while riding in the first two years of ownership, we'll replace them. It’s that easy. Product details - OCLV RSL Carbon is lighter and stronger, and allows for faster, more stable rim profiles - RSL optimized 37mm depth provides leading speed, stability, and weight - Tubeless Ready (TLR) rims allow for quick transition to tubeless system - 37mm depth OCLV Carbon rim (28mm outer) DT Aerolite spokes 24/24, DT ProLock nipples - Smooth rolling, ultralight DT Swiss 240s internals - Center lock disc hubs with 12mm thru-axle front and rear, axle swap available for front QR and rear 15mm - Includes TLR rim strip, TLR valve, and traditional rim strip

Bontrager's marquee lightweight carbon road wheel in a 51mm depth, designed for the ultimate in speed, stability, and confidence in all conditions. Be the fastest you The ultralight Aeolus RSL 51 is the perfect upgrade for a faster you. Created with Bontrager's all-new three-dimensional modeling design process, the all-new Aeolus RSL delivers a step-change in speed without sacrificing stability. It's built with the lightest RSL-level OCLV Carbon, shaped into a new 51mm rim profile for the ultimate in speed and versatility across all conditions. Tubeless Ready rims with a wider 23mm inner width are proven to roll with less drag, adding to the overall speed gains, while ultralight hubs with DT Swiss 240s internals and a Ratchet EXP 36-point freehub keep your ride smooth. All Bontrager carbon wheels are warrantied for life for the original purchaser and come with the added protection of Carbon Care. If you structurally damage your wheels while riding in the first two years of ownership, we'll replace them. It's that easy. Product details - RSL OCLV Carbon is lighter and stronger, allowing for faster, more stable rim profiles - 51mm depth rim profile born of 3D design modeling for our fastest, most stable design ever - 23mm inner width proven to roll smoother with less drag for a faster wheel and tire system - Tubeless Ready (TLR) rims compatible with both Bontrager TLR rim strips and TLR tape - 51mm depth OCLV Carbon rim (30mm outer) DT Aerolite spokes 24/24, DT ProLock nipples - Ultralight DT Swiss 240s internals with Ratchet EXP 36-point engagement 11sp freehub, 12s freehubs sold separately - Centerlock disc hubs with 12mm thru-axle front and rear, axle swap available for QR and 15mm - Includes TLR rim strip, TLR valve, and traditional rim strip

A light, durable, OCLV Carbon MTB wheel with best-in-class impact strength, durability, and resistance to pinch flats. Good things last A lightweight carbon mountain bike wheelset ready to tackle any trail and stand up to that rock you just didn't see. Line Pro 30 features best-in-class strength and durability and even helps prevent pinch flats. Plus, simple tubeless setup makes it easy to unlock their full potential and run lower pressure for more confidence and a smoother, faster ride. All Bontrager carbon wheels are warrantied for life for the original purchaser and come with the added protection of Carbon Care. If your wheel sustains damage from riding within two years of ownership, we'll replace them. It’s that easy. Product details - Ultra-durable OCLV Pro carbon provides a lighter layup for the ultimate in lightweight strength - Rim profile and hook bead design adds impact strength and helps prevent pinch flats - Rapid Drive 108 hub with 3.3 degrees of engagement for quick, confident energy transfer - Tubeless-ready (TLR) rims allow for quick upgrades to tubeless - Boost 110/148, 28 front/rear DT Swiss Competition Race 14/16G spokes with Alpina alloy locking nipples - 29mm internal, 38mm external width, 28 hole front/rear - 6 bolt disc, SRAM XD: Shimano 10/11 and MicroSpline driver available separately - Warrantied for life, no rider weight limit

Original equipment integrated bar/stem combo for 2016+ Trek Madone 9 series bikes. - Not compatible with other bikes - Variable radius, compact flare (VR-CF) shape offers wrist clearance in the drops - 100% OCLV carbon fiber construction - Seamless integration with Blendr accessory bases and mounts, sold separately

A carbon road wheel with a 51mm depth that pairs our latest rim profile with Pro-level pricing to deliver an easy upgrade in speed, weight, and stability. Fast and lightweight The versatile Aeolus Pro 51 delivers the latest Aeolus rim profiles for unmatched speed and stability performance at Pro-level prices. The strong, lightweight Pro-level OCLV Carbon allows for faster, more stable rim profiles. These Tubeless Ready rims feature a wider 23mm inner width that's proven to roll with less drag, adding to the overall speed gains. Silky-smooth hubs rolling on DT Swiss 350 internals deliver a fast and quick-rolling ride. All Bontrager carbon wheels are warrantied for life for the original purchaser and come with the added protection of Carbon Care. If you structurally damage your wheels while riding in the first two years of ownership, we'll replace them. It's that easy. Product details - Pro OCLV carbon offers an optimized blend of weight, strength, and durability - 51mm depth rim profile born of 3D design modeling for our fastest, most stable design ever - 23mm inner width proven to roll smoother with less drag for a faster wheel and tire system - Tubeless Ready (TLR) rims allow for quick transition to a tubeless system - 51mm depth OCLV Carbon rim (30mm outer, 23mm inner width), DT Aerolite spokes 24/24, DT Pro Lock nipples - Smooth and reliable DT Swiss 350 hubs with 18-point engagement, SRAM/Shimano 10/11 freehubs, 12sp available - Centerlock disc hubs with 12mm thru-axle front and rear, axle swap available for QR and 15mm - Includes TLR rim strip, TLR valve, and traditional rim strip

Make no compromises Simply our fastest, most advanced mountain shoe ever. The XXX mountain bike shoe was designed for those that demand the most of themselves and their equipment. It's the exceedingly light, stiff, zero-compromises trail shoe for XC and CXC racers that value efficiency, minimal weight and maximum stiffness. Product details - inForm Pro last delivers an ergonomically optimized, high-performance fit - 100% OCLV carbon sole is extremely lightweight and stiff for efficient power transfer - Dual, independent Boa IP1 dials for precise, zone-specific fit adjustments - Lightweight and luxurious TPU upper material for supportive comfort and perfect perforation pattern for breathability - Stiffness index 14 of 14 - Asymmetrical design and superior lace routing system reduces top-of-foot pressure while providing a more secure fit - External heel cups and no-slip heel lining prevent slippage and chafing while reacting to your movements more quickly - Durable GnardGuard outer material protects against abrasion and fights debris

Ride what the pros ride The most sophisticated road cycling shoe on the planet. XXX is professional grade from heel to toe. It's meticulously constructed of the most luxurious materials available, and renowned for its tailored fit and unparalleled pedaling efficiency. This attention to detail has made XXX one of the most sought after race shoes by the world's best riders. Product details - inForm Pro last delivers an ergonomically optimized, high-performance fit - 100% OCLV carbon sole is extremely lightweight and stiff for efficient power transfer - Dual, independent Boa IP1 dials for precise, zone-specific fit adjustments - Lightweight and luxurious TPU upper material for supportive comfort and perfect perforation pattern for breathability - Stiffness index 14 of 14 - Asymmetrical design and superior lace routing system reduces top-of-foot pressure while providing a more secure fit - External heel cups and no-slip heel lining prevent slippage and chafing while reacting to your movements more quickly - Neoprene pads at top of the tongue reduce pressure against dorsal tendon for better mobility

Bontrager XXX WaveCel LTD delivers high-performance protection and the best in aerodynamics and comfort. XXX is the WaveCel helmet of choice for the Trek-Segafredo men's and women's teams, and this LTD version is available in a run of limited edition colorways. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Bontrager-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. - WaveCel advanced helmet technology - The Boa System lets you easily secure and adjust helmet fit with just one hand - Easy-to-use adjustable strap dividers allow for a fine tune fit - An aerodynamic shape helps you outsmart the wind and ride faster - AgION antimicrobial pads wick away moisture and eliminate odors naturally - Additional NoSweat pad with silicone channel keeps sweat out of eyes for constant clarity - Team Trek-Segafredo sticker kit included with Viper Red, White, and Visibility Yellow colorways - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Sizing: - Small: 51-57cm - Medium: 54-60cm - Large: 58-63cm

An ultra-light performance saddle with a carbon-reinforced shell and a full cutout for targeted support and soft tissue pressure relief for riders of all genders and disciplines. For mountain, for road, for men, for women Our most versatile performance saddle puts you in a power posture for speed and control wherever you ride. Verse Pro is built with ultra-light, oversized carbon rails, a carbon-reinforced shell, and an inForm design with a full cutout shape for the ultimate in comfort and performance. Plus, it's equipped with a rear-facing Blendr mount for a Flare tail light. Product details - Saddle design supports riders of all genders in a performance riding position on road and mountain bikes - Full saddle cutout minimizes soft tissue pressure for lasting comfort and performance - Oversized carbon rails for lightweight strength (specific seat post ear clamps required) - Lightweight carbon-reinforced shell provides perfect balance of weight, strength, and compliance - Multiple widths and extended rail clamping area give more fit options - inForm saddles are born of cutting-edge biomechanical research to maximize performance and rider comfort - Available Blendr accessory mounts to cleanly integrate rear light

Versatile and ultra-light, the Verse Pro gets a shorter profile for elevated comfort for riders of all genders and disciplines. Less is more A shorter profile elevates comfort across all riding positions for the top trim level of our most versatile performance saddle. Verse Elite’s targeted support and versatile design is ideal for all riders and genders. Carbon rails and a composite shell keep it ultra-light with added compliance. A full cutout ensures long-haul comfort, and Wing Flex allows the saddle shell's side edges adapt to riders’ inner leg movements and pelvic rotation. Product details: - Short profile provides targeted support for riders of any gender in a performance riding position - Wing Flex allows the shell's edges to adapt to rider's inner legs movement and pelvic rotation - Full saddle cutout minimizes soft tissue pressure for lasting comfort and performance - Lightweight carbon-reinforced shell perfectly balances weight, strength, and compliance - Oversized carbon rails for lightweight strength (specific seat post ear clamps required) - Multiple widths and extended rail clamping area give more fit options - inForm saddles are born of cutting-edge biomechanical research to maximize performance and rider comfort - Blendr accessory mounts offer clean integrated mount for rear Flare light Features: For men, for women, for mountain, for road. Verse Short is designed to add comfort for all genders. It's your go-to performance posture saddle for both trail and road. Short profile The short profile provides targeted support and a performance riding position for all genders. Wing flex Wing flex allows the saddle shell's side edges to flex and adapt to a rider's inner leg movement and pelvic rotation. Full-length cutout A full saddle cutout minimizes soft tissue pressure for lasting comfort and performance. Blendr integration Easily mount Bontrager Flare rear lights with the Blendr accessory mount, available separately.

When bite and traction are required above all else, the Gnarwhal keeps you moving. Roll through the roughest terrain and deepest snow with the stud-ready aggressively treaded Gnarwhal. Key features - Excels in snow, ice, and slippery terrain - Tubeless Ready (TLR) for easy tubeless setup and puncture protection - Inner Strength casing is lightweight sidewall protection that's supple and strong - Studdable design allows for added traction in icy conditions - Easy install of available Bontrager Tire Studs with Bontrager Tire Stud Tool

Bontrager's Speed Concept Seatpost lets you get your aero fit dialed. Different offsets allow you to customize your riding position for superior ergonomics and aerodynamics, and the clamp is compatible with both standard and oversize saddle rails. This seatpost is compatible with 2014 Trek Speed Concept 9 Series bikes.

When you depend on your bike to get around town reliably, the H2 tire is a no-brainer. It's got a smooth rolling center and great cornering traction for a confident, efficient ride. - Excels on pavement - Smooth-rolling and efficient tread design - Durable enough to prevent punctures from glass and stone - Strong puncture protection without the weight penalty

Get back on the bike with a genuine replacement wheel. When it's time to refresh your trusty bike, Trek genuine replacement wheels have you covered. PRODUCT DETAILS - Original equipment replacement Bontrager Kovee TLR 28H Hole wheels - Convert to tubeless with TLR rim strip and valve, sold separately - Durable alloy symmetric rim with 22.5mm internal 27mm external width - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

Get back on the bike with a genuine replacement wheel. When it's time to refresh your trusty bike, Trek genuine replacement wheels have you covered. PRODUCT DETAILS - Original equipment replacement Bontrager Kovee TLR 28H Hole wheels - Convert to tubeless with TLR rim strip and valve, sold separately - Durable alloy symmetric rim with 22.5mm internal 27mm external width - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

Bontrager XXX WaveCel delivers high-performance protection and the best in aerodynamics and comfort. XXX is the WaveCel helmet of choice for the Trek-Segafredo men's and women's teams. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Bontrager-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. - WaveCel advanced helmet technology - The Boa System lets you easily secure and adjust helmet fit with just one hand - Easy-to-use adjustable strap dividers allow for a fine tune fit - An aerodynamic shape helps you outsmart the wind and ride faster - AgION antimicrobial pads wick away moisture and eliminate odors naturally - Additional NoSweat pad with silicone channel keeps sweat out of eyes for constant clarity - Team Trek-Segafredo sticker kit included with Viper Red, White, and Visibility Yellow colorways - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Sizing: - Small: 51-57cm - Medium: 54-60cm - Large: 58-63cm

A durable Tubeless Ready mountain wheel with Rapid Drive 54 hub. Ready to rail on any trail With Line Comp 30, you'll feel the impact of wider rims on the quality of your ride. control. Product details - Rapid Drive 54 hub efficiently transfers effort into forward momentum - Wheels are upgradeable to 108 points of instant engagement - Tubeless Ready (TLR) rims allow for quick transition to tubeless system upgrade - 142x12 and 100x15 thru-axle spacing is convertible to 135x5 and 100x5 QR - Ultra-durable rim with 29mm internal, 34mm external width, 28 hole fr/r - Does not include skewer, reflector, rim strip, valve, or owner's manual

Bontrager Charge WaveCel Commuter is a fashion-forward helmet that earns top marks in style and safety. It’s perfect for commutes, e-bike rides, and everyday adventures, and it's built with the most advanced helmet safety tech available so you don’t have to choose between fashion and function. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Bontrager-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. - WaveCel advanced helmet technology - The Boa System lets you easily secure and adjust helmet fit with just one hand - Fidlock magnetic buckle fastens effortlessly for a quick, secure fit - Rear Blendr mount system easily integrates Bontrager light accessories - Soft, comfortable, moisture-wicking, and washable helmet pads - Built-in visor provides constant coverage against sun and rain - Reflective elements on back of helmet offer enhanced visibility to be seen - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Sizing: - Small: 51-57cm - Medium: 54-60cm - Large: 58-63cm

The Bontrager Commuter Double Pannier delivers versatile capability to your bike so you can carry more and ride more. The integrated MIK mounting system makes installation and removal a breeze with compatible MIK racks. Additional accessory pockets and an easy-to-load main compartment add functionality to this durable, symmetric design made from waterproof materials. - MIK mounting system provides secure, integrated mounting with compatible racks - Made from durable, waterproof material to help keep your gear safe - Large compartment holds shape for easy loading and unloading with roll-top buckle closure - External pockets and compartments help organize accessories and gear - Sturdy handle pairs with MIK system to make this double pannier easy to remove and carry - Reflective materials enhance visibility with a stylish finish

Unlock your true potential and push your performance to the next level with Bontrager's Circuit Road Cycling Shoe. It's equal parts stiff and comfortable, making it the perfect choice for riders who want to tackle a variety of road rides without making their feet pay for it. Compatible with two-bolt SPD-style and three-bolt cleats. - inForm Race last offers a slightly roomier, high-performance fit - A single BOA L6 dial for precision fit and easy micro-adjustments - Hook-and-loop toe strap allows adjustments for a better and more comfortable fit - Perforations on synthetic mesh and TPU uppers provide superior breathability - Nylon composite Bronze Series sole - Stiffness index: 7 of 14 - Compatible with 3-bolt and 2-bolt (SPD-style) cleats (2-bolt mounting plate sold separately)

An elegant ANT+ cycling computer and sensor combo that’s simple to set up and intuitive to operate. Simple to set up, easy to use RIDEtime Elite Cycling Computer with DuoTrap S feeds you the metrics you need to rock every ride. The included DuoTrap S ANT+ sensor offers real-time speed and cadence so you can target more productive workouts and better recovery rides. Simple setup and an intuitive one-button interface get you riding faster, while features such as auto start/stop and auto light control help you take charge of your ride. Product details - 2” easy-to-read screen features a programmable backlight and customizable tri-field display - Features auto start/stop, auto clear, and auto light control with customizable hands-free scan modes - Tri-field display lets you see three functions at once (speed, cadence, heart rate, power) - Displays Trek Certified Service reminders based on your selected bicycle type - Displays distance (trip/total), time (clock, timer), and calories burned - Track your speed, heart rate, power, cadence (current, average, max) - Includes sleek out-front mount and is also Blendr compatible - Includes DuoTrap S sensor for clean integration into compatible Trek frames - Battery: CR2032 (Coin) - Weight: 40g

Hammer up. Rip down. Control the trails with the uncompromising Cambion Mountain Shoe. This high-performance bike shoe comes in a wide range of sizes for more riders and features a super stiff carbon sole and Boa IP1 dials to keep you comfortable and performing at your best whether it's cross-country and cyclocross racing to gravel and singletrack trail rides. - inForm Pro last delivers an ergonomically optimized, high-performance fit - Stiff Silver Series carbon/fiberglass composite sole provides better power transfer - Single Boa IP1 dial allows precise, two-way fit adjustments - Stiffness index 10 of 14 - Tachyon rubber outsole allows great grip in all terrains - Perforated synthetic uppers allow increased breathability and comfort - Asymmetrical design and superior lace routing system reduces top-of-foot pressure for a more secure fit - Durable GnarGuard outer material protects against abrasions and fights debris

Upgrade or refresh your bike. When it's time to refresh your trusty bike, Trek Genuine Replacement Parts have you covered. PRODUCT DETAILS - Original equipment replacement Bontrager Connection Disc wheels - Durable double-wall rim with 20mm internal, 26mm external width - Black rim graphics and spoke nipples - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

Obey the call to shred. Every mountain bike rider can benefit from flat pedal riding and with the Flatline mountain bike shoe you stay connected to the trail no matter what is thrown at you. Built with plenty of protection and a Vibram outsole for superior durability, this shoe has incredible pedal feel to give you the confidence to rail through any trail. Key features - Vibram rubber outsole for an optimized shoe-to-pedal interface - Uniform tread pattern provides consistent, predictable interface between pedal and outsole - Directional tread at toe and heel gives off-bike scrambling traction, uphill or down - Shock absorbing EVA midsole - Durable, synthetic leather upper - Ortholite insole for long-wearing comfort and durability Details - Upper Fiber Content: 53.7% PU / 20% Polyester / 26.3% Nylon - Sole Fiber Content: 100% Rubber - Liner Fiber Content: 100% Polyester

It's fender season Our patented "No-Cut-Strut" bicycle fenders allow quick and simple installation to keep you dry and your bike clean. The premium aluminum construction provides added reliability and less vibration, while the sleek adjustable arms allow ultra-precise placement, so you can tailor the fit faster than you can pull a shot of espresso. Patented No-Cut-Strut alloy fenders provide durability and quick, easy installation. - Fully assembled fenders that install in minutes with only two tools - Durable no-cut alloy struts allow quick adjustment for proper tire clearance - Made of premium aluminum for added durability and reduced flexing and vibration - Double-back strut on rear fender adds support and stability - Stainless steel hardware

Bontrager's Evoke Mountain Bike Shoe delivers all-around performance for the most rugged adventures. Equipped with a grippy Tachyon rubber sole and reinforced with GnarGuard, Evoke keeps you planted on and off the bike while refusing to yield to the nastiest of trail debris. - inForm Race last offers a slightly roomier, high-performance fit - A single BOA L6 dial for precision fit and easy micro-adjustments - Strong, synthetic perforated upper materials hold up to off-road rider demands - Durable GnarGuard rubberized coating protects against abrasions and other damage from trail debris - Nylon composite Bronze Series sole provides stiff yet walkable performance - Stiffness index: 6 of 14 - Tachyon rubber outsole allows great grip on any surface - Compatible with 2-bolt SPD-style cleats

Performance and comfort brilliantly come together in Bontrager's Paradigm RL saddle. Superior cushioning on top of a carbon fiber-reinforced shell with hollow titanium rails make this sleek, minimalist saddle stylish and comfortable. To dial in the fit, Bontrager built the Paradigm in 3 different widths with size specific curvature that provides a custom fit for your sit bones. With ergonomic features like multi-density foam and a Contour Relief Zone that relives pressure on sensitive areas, you can focus on going flat out fast.

The forged alloy construction of the Bontrager Pro Blendr Stem delivers stiffness without compromising its light weight or sleek looks. Easy integration of lights, a computer, and more with the Blendr integration system make this stem a perfect upgrade for any bike. - Pro-level quality 31.8mm clamp diameter stem weighs less than many carbon stems - 4-bolt dual band clamp securely holds handlebar - Uses high-quality M5 corrosion-resistant faceplate bolts with 5.2Nm torque spec - Integrate accessories with included Blendr Pro base and Blendr XXX accessory mounts - Mounts intended for use with Ion and Trip, Garmin, GoPro and SRM accessories - Approved for carbon bars and steerer tubes - Safe installation requires 5mm spacer above and below stem - Included Blendr accessories: Pro Mono Base, Trip Computer mount, and High Ion Light mount

Upgrade or refresh your Bontrager wheels. Genuine replacement parts Whether you're looking to upgrade to the newest and freshest drivetrain or simply hoping to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement parts for Bontrager hubs using the DT 240 platform - Compatible with all Bontrager wheels with DT 240 hub internals - For use with Shimano MICRO SPLINE cassettes - Includes 12mm thru-axle end cap