Parts

Run your favorite 31.8mm clamping diameter handlebar on a bike with Knock Block with the Rhythm Comp 31.8. It adds Knock Block compatibility to a durable stem with multiple lengths to let you fine-tune the fit to your ride. Get 31.8mm handlebar compatibility with your Knock Block system;Also compatible with standard headsets and spacers;Knock Block system protects frame from impacts by fork and handlebars by eliminating over-rotation of bars;Available in a wide range of sizes for today's mountain rider;See Service Parts for other Knock Block parts;

The Bontrager Elite Blendr Stem provides easy solutions for accessory integration. This alloy stem is light and strong, and it gives you endless options to integrate lights, a computer, and more with Blendr Elite accessory integration. - Seamless accessory integration with Blendr Elite - 6061-T6, 3D, forged alloy construction - 4-bolt dual band clamp retains stiffness and reduces weight - Opposing 2-bolt steerer tube clamp - Uses M5 countersunk, corrosion-resistant steel bolts with 5.2Nm torque spec - Approved for carbon bars and steerer tubes - Includes one Blendr base to integrate Ion lights and Trip computers

Genuine replacement parts Get back on the road with a genuine replacement stem For optimal adjustability. - Bontrager adjustable stems - Available in several lengths - Includes M6 x 40mm bolt

The perfect fit The Bontrager Elite Blendr Stem provides easy solutions for accessory integration. This alloy stem is light and strong, and it gives you endless options to integrate lights, a computer and more with Blendr accessory integration. Product details - Blendr Elite allows seamless accessory integration - 4-bolt dual band clamp retains stiffness and reduces weight - Opposing 2-bolt steerer tube clamp - Uses M5 countersunk, corrosion-resistant steel bolts with 5.2Nm torque spec - Approved for carbon bars and steerer tubes - Suitable for both MTB or road use - Includes Blendr mono base and accessory mounts

For the roads less traveled The GR2 Team Issue gravel tire is designed for fast-rolling performance and biting traction on even the most rugged gravel roads. It has proven success at the most demanding gravel races and features Inner Strength Casting that provides lightweight puncture protection without sacrificing smooth, supple feel. Plus, you can go tubeless for better performance and even more puncture protection. - A gravel tire that provides excellent traction for confidence across the roughest roads - Fast rolling with consistent, predictable traction for a variety of road conditions - Tubeless Ready (TLR) for easy tubeless setup and puncture protection - Supple and strong Inner Strength casing provides lightweight sidewall protection - Lightweight 120 TPI casing provides great ride feel and tire performance

Lighter, faster, and longer lasting The all-new R3 Hard-Case Lite road tire rolls faster, with added traction, and a longer-lasting tread. The proprietary TR-Speed compound and updated Hard-Case Lite puncture protection increase both speed and durability while the lightly treaded design adds traction. With R3 you get a faster road racing tire that delivers added confidence through every corner. Product details - Designed for speed, traction, and durability while racing and road riding - Proprietary TR-Speed compound provides confident, fast-rolling performance - Hard-Case Lite with improved Nylon105 beaker belt provides lightweight puncture protection, great ride feel, and extra durability - Fast-rolling, lightly-treaded design adds traction and confidence - Low rolling resistance and excellent cornering grip - Tread styling gets more aggressive as size increases to better suit intended use

Let the good times roll The all-new R3 Hard-Case Lite TLR gets you rolling faster with added traction, and a longer-lasting tread. The updated Hard-Case Lite puncture protection and Tubeless Ready design combine with a lightly-treaded design to offer a faster rolling road racing tire that maximizes confidence through every corner. Product details - Designed for speed, traction, and durability while racing and road riding - Proprietary TR-Speed compound provides confident, fast-rolling performance - Hard-Case Lite with improved Nylon105 beaker belt provides lightweight puncture protection, great ride feel, and extra durability - Tubeless Ready (TLR) design allows for easy tubeless setup and added puncture protection - Fast-rolling, lightly-treaded design adds traction and confidence - Low rolling resistance and excellent cornering grip - Use with Bontrager TLR wheels, sealant, and rim strips for a complete tubeless system designed and tested to work together

Tubeless made easy The all-new R3 Hard-Case Lite TLR road tire is fast-rolling, easy to install, and hard to flat. It's equipped with updated Hard-Case Lite puncture protection and a lightly-treaded design for traction and confidence through every corner. Plus, it's a breeze to install, so you get all the benefits of road tubeless without any of the hassle. A lightly-treaded TLR road tire with proprietary TR-Speed compound and improved Hard-Case Lite puncture protection that's easy to set up and packed with performance. - Designed for speed, traction, and durability while racing and road riding - Proprietary TR-Speed compound provides confident, fast-rolling performance - Hard-Case Lite with improved Nylon105 beaker belt provides lightweight puncture protection, great ride feel, and extra durability - Tubeless Ready (TLR) design allows for easy tubeless set-up and added puncture protection - Fast-rolling, lightly-treaded design adds traction and confidence - Low rolling resistance and excellent cornering grip - Use with Bontrager TLR wheels, sealant, and rim strips for a complete tubeless system designed and tested to work together

Get a grip The XR3 Team Issue MTB tire is perfect for riders who want traction and speed in a variety of trail conditions. It has a fast-rolling center tread and aggressive side knobs to keep you rolling fast and confident around corners, plus advanced rubber compound with Inner Strength casing. Great tires for race day or an afternoon out on the trails. Product details - A versatile trail or race tire that excels in a wide variety of conditions - Aggressive side knobs provide consistent cornering and traction across multi-trail surfaces - Lightweight 120 TPI casing and fast-rolling center tread maximize speed and ride feel - Supple and strong Inner Strength casing provides lightweight sidewall protection - Tread depth varies with size for better adaptation to terrain and consistent traction - Tubeless Ready (TLR) design for easy tubeless setup and added puncture protection - Use with Bontrager TLR wheels, sealant, and rim strips for a complete tubeless system designed and tested to work together - 120 TPI - Folding bead - TLR/Clincher

The go-to tire for aggressive riders Incredible traction and cornering for loose and rocky trails, wet or dry. The XR4 Team Issue TLR tire offers incredible grip and fast-rolling efficiency in a new and improved tread pattern with 120 TPI casing. Save yourself from punctures with our Inner Strength sub-tread protection while squeezing out every bit of cornering traction with the 61a/50a dual-compound rubber. This tire really is that good. - An aggressive trail tire that excels in loose and rocky conditions - Aggressive tread design provides confident cornering and braking traction in demanding terrain - Tubeless Ready (TLR) tire is engineered for easy tubeless setup and puncture protection - Supple and strong Inner Strength casing provides lightweight sidewall protection - Lightweight 120 TPI casing provides great ride feel and tire performance

A comfort saddle with a patented fluid technology that moves freely with you as you pedal for less pressure and more comfort. Bontrager's Boulevard Fluid saddle puts your comfort first with patented fluid technology that moves with you to reduce pressure while you're pedaling. The full cutout design and air foam deliver a difference you can feel on casual cruises through your town and neighborhood. Plus, it has an integrated mount for a tail light! Product details - Fluid adds comfort by moving with you as you pedal to alleviate pressure - Fluid is better than gel at reducing pressures, showing an average reduction of over 20% in peak pressure compared to gel alone - Full cutout provides targeted support and soft-tissue relief - Dual-density shell and air foam construction is soft yet supportive - Blendr attachment allows for integrated rear light mounting - inForm saddles utilize the latest in biomechanical research to maximize performance and rider comfort - The Unconditional Bontrager Guarantee offers 30 days to love it, or we'll take it back

A fitness saddle with a patented fluid technology that moves freely with you as you pedal for less pressure and more comfort. Bontrager's Commuter Fluid Saddle moves with you to reduce pressure on fitness rides and commutes. The patented fluid technology performs better than standard gel—and it's paired with air foam and a full cutout for soft tissue protection and support. Plus, you can easily attach a Flare tail light to the rear-facing Blendr mount! Product details - Fluid adds comfort by moving with you as you pedal to alleviate pressure - Fluid is better than gel at reducing pressures, showing an average reduction of over 20% in peak pressure compared to gel alone - Full cutout provides targeted support and soft-tissue relief - Dual-density shell and air foam construction is soft yet supportive - Blendr attachment allows for integrated rear light mounting - inForm saddles utilize the latest in biomechanical research to maximize performance and rider comfort - The Unconditional Bontrager Guarantee offers 30 days to love it, or we'll take it back

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 freehub body - Compatible with Bontrager Rapid Drive 108 hubs - Pawls and springs sold separately - Install 3 pawls/springs for 54 tooth engagement or 6 pawls springs for 108 tooth

Pro performance post A seatpost should do one thing well — hold your seat. Our new carbon fiber Pro seatpost does that and more with a reliable 2-bolt design that lets you swap saddles with ease. Great for road or mountain use and available in a slew of diameters, lengths and offsets, this post gives you the setup versatility you've always wanted. - 2-bolt micro-adjust head mechanism offers 15 degrees of adjustment - OCLV carbon fiber shaft - Forged 6061-T6 alloy head with OCLV carbon fiber top and bottom clamps - Unique clamp shape allows for easy saddle changes - Compatible with standard and oversize carbon saddle rails - Suitable for road or mountain use

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

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 Paradigm TLR 32H Hole wheel - Lightweight alloy rim (26mm outer, 21mm inner width) - Centerlock disc brake hub - Optimize with Bontrager TLR Sealant, TLR rim strips, valve stems, and tires - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

This versatile competition and trail tire is comfortable and sure-footed in the turns. It has good grip and is available with various technologies. - Smoothly rolling tire that adapts to any terrain with its special tread - Suitable for E-Bikes

A classic competition tire which feels at home at the Cross Country World Cup or at MTB marathons. Its low rolling resistance, good self-damping, and low weight make it the right choice for all race bikes. - Suitable for E-Bikes

A robust tire with a modern look for city riding - Solid tires for town and city bikes also suitable for tarmac and gravel paths - Good traction from its large contact patch with the terrain - High reliability, best quality: gets you to where you want to go on time!

For your way off-road. For more comfort. For the adventure. Be it the long tour, or the shortcut on your way home. The new gravel Terra series by Continental gets you there. Made to get you over rough and smooth. Choose alter road, choose Terra. Tubeless Ready Developed especially for the mountain bike sector, this additional puncture protection layer which completely encircles both tire beads makes our carcasses robust and impervious against damage and penetration from foreign objects. For maximum effect we combine ProTection with BlackChili Compound. The result: versatile, low weight and an attractive design. In addition, tires made using this technology can also be used as Tubeless Ready. ProTection The ProTection technology gives our tires their perfect mix of fast rolling, grip and puncture protection. Four plies under the tread and three in the sidewalls make this possible. The whole tire attains greater resilience and becomes less vulnerable to damage.

Puncture protection and mileage are the strengths of Hardshell-ProTection. A wider PolyX Breaker, the specialist against punctures under the tread center and shoulders, provides for great reliability. The three-ply—each layer with 60 TPI—carcass covers the entire tire and makes it a real bastion against urban detritus. The outer sidewalls of the tire are reinforced with DuraSkin fabric, providing even more reliability due to the casing being so well protected. Hardshell tires are the puncture-resistant flagship amongst racing tires—produced exclusively in Germany. - Ideal when it comes to extremely long service life, for the next tour or the commute. - Made for rough surfaces and rugged tarmac.

The Grand Prix 5000 S Tubeless Ready allrounder tires are lighter, faster and supported with stronger sidewalls, compared to previous GP5000 versions. Designed to be compatible with hooked and hookless rims, this new standard in road tubeless ready technology will allow you to ride faster, more comfortable and with increased puncture protection. - Hookless rim compatible up to 73 PSI / 5 bars - The tubeless ready (TR) carcass construction is robust and impervious against damage and penetration from foreign objects. The result: versatile, low weight and an attractive design. In addition, tires made using this technology can also be used as Tubeless or with an inner tube - Vectran Breaker is a synthetically manufactured high-tech fiber with an enormous tear resistance at a very low weight: Exactly the right properties to process into a premium Continental bicycle tire as a puncture protection insert - Active Comfort Technology absorbs vibrations and smoothens your ride - Lazer Grip, to make you one with the road. The lazered micro profile structure expands over the tire’s shoulder and provides outstanding cornering - BlackChili Compound provides the best balance of grip and rolling resistance for cycling

Dimension 25.4 Stem is a fully forged 6061-T6 aluminum stem with 4-bolt handlebar clamp. - 2-D forged AL-6061-T6 - Four-bolt handlebar clamp - 41mm height - Dimension stems are not intended for use with carbon handlebars or carbon steerer tubes - Weight: 130g-180g

For cross country and all-mountain riding, Dimension Trail Stems provide a broad array of sizing options, rigorously tested to ISO 4210 Mountain standards. - Constructed with AL-6061-T6 aluminum - Shot-peened finish - Dimension stems are not intended for use with carbon handlebars or carbon steerer tubes

When there is mud on the course the Donnelly PDX is the tire of choice. It’s race-proven PDX tread and innovative tubeless design create the ultimate tubeless ready cyclocross tire. PDX is the airport code for Portland, Oregon, where frequent rains create some of the muddiest cyclocross courses you’ll find anywhere. Although the PDX excels in the mud, this tire is truly an all-conditions performer. The center knobs are aligned to give you a fast roll on hard pack and pavement, no matter what the weather conditions. Aggressive side knobs offer superior cornering, and the leading edge of the knob gives you extra traction for acceleration out of the corner. Whether it’s mud, loose dirt, snow or sand, the PDX can handle it all. Size: - 700 x 33mm Weight: - 426 grams Tire Type: - Tubeless Ready Part #: - D10012 Product Features: - Tall and widely spaced knobs for superior mud clearance and traction. - Center knobs are aligned for fast rolling. - Side knobs offer superior cornering. - Soft rubber compound provides extra grip and shock absorption. - Tubeless-ready design mounts easily to most tubeless ready rims. -Tubeless casing is reinforced for wear, features an Aramid bead. -Precision design creates a straight tire with no variances in size or alignment. - Can be used tubeless or with a tube.

ABI Headset Bearing for new builds or replacements.

The GS1 Evo reimagines what ergonomic comfort can be for touring, trail and E-Bikes by minimizing aching hands and numb fingers. Ergon took the best-selling GP1 winged grip and evolved it with popular characteristics of the mountain specific GA3. The GS1 Evo features a larger supportive wing than the GA3 and a sleeker profile than the GP1, a specific textured grip zone for the thumb, fingers and palm and a softer overall touch. Always prioritizing materials, the GS1 Evo is composed a proprietary rubber compound Made in Germany. From quick jaunts across town to endurance events to journeys across continents, the GS1 Evo is a new favorite among many riders! - Ergonomic performance comfort grip - Reduces hand and wrist discomforts - Made in Germany

- Precision CNC-machined AL7075/T6 - Shifting ramps and stainless steel pins on outer rings - Laser-etched logo - Crankset Compatibility: Gossamer ABS 2019

Built with Kevlar to deliver faster and stronger seals, FiberLink represents a new standard for tubeless bicycle tire sealant. Developed with Finish Line's proprietary FiberLink Technology, this groundbreaking pro latex formula seals quickly, ensures maximum seal integrity and delivers optimum longevity. - FiberLink Technology utilizes Kevlar fibers that work synergistically with fast-acting natural latex to seal punctures as they occur. Free-flowing latex cures rapidly to create an adhesive seal which is reinforced with interlinking Kevlar fibers - Low viscosity is ideal for race conditions - Fast-acting natural latex reduces air loss - Optimum longevity between refresh cycles - Low odor and easy to setup - 8oz Drip Bottle

Fi'zi:k's line of Tempo bar tapes are designed for an unparalleled performance. Bondcush is a layered mid-padding polymer foam that aids the absorption of road buzz. Bonded to a microtex outer layer this material blend is their chunkiest option that combines comfort, versatility, and durability, ideal to tackle all kind of roads. The classic touch is a durable perforated leather-like texture, with traditional aesthetic and smooth surface slide easily to different riding positions. - Bondcush construction 3mm thick - Classic touch