Parts & Accessories

- Kits include Freehub body with CeramicSpeed bearings pre-installed for easy installation onto the wheel - Measurable wattage savings between 1.5 and 9 watts per bearing set, depending on the level and condition of your existing bearings

- Lowest resistance hybrid ceramic (ceramic balls and steel cages) available - Measurable wattage savings between 1.5 and 9 watts per bearing set, depending on the level and condition of your existing bearings - Kits include Freehub body with CeramicSpeed

Zipp Speed Weaponry Rear Axle Conversion Kits - Converts a road disc into a track disc rear - Fits black 2013 188 V8 disc hubs only - Fits Zipp 900 and Super-9 Discs

- Hub Cognition V2 Axial Clutch Kit - Disc brake/rim brake - Includes: ratchet shell & driver, sylomer spring assembly & seal cap)

Freehub bodies for Zipp Cognition hubs.

- Replacement freehub bodies include pawls and springs pre-installed - M-Pulse hubs: six pawls are equipped with Neodymium magnets engaging every 1.66 deg - E-Sync hubs: fast 8.18 deg engagement with reinforced high-torque pawls - HG 11sp road FH body

- Replacement freehub bodies include pawls and springs pre-installed - M-Pulse hubs: six pawls are equipped with Neodymium magnets engaging every 1.66 deg - E-Sync hubs: fast 8.18 deg engagement with reinforced high-torque pawls - HG 11sp road FH body

- Replacement freehub bodies include pawls and springs pre-installed - M-Pulse hubs: six pawls are equipped with Neodymium magnets engaging every 1.66 deg - E-Sync hubs: fast 8.18 deg engagement with reinforced high-torque pawls - HG 11sp road FH body

Wheel Freehub Kit SRAM XDR for Super 9RB - Compatible only with the Super 9 - Compatible With: WH-SP9-CCR-A1

Upgrade or refresh your Bontrager wheels. Genuine replacement parts When it's time to refresh your trusty wheelset, Trek genuine replacement parts have you covered. - Replacement freehub bodies for DT Swiss Ratchet System hub platform - Compatible with Bontrager Road wheels with DT Swiss Ratchet System hub internals - Includes 12mm end cap - Designed for use with Campagnolo 11, 12, and 13-speed cassettes - Fits cassettes with 9, 10, and 11-tooth starting sprockets

Upgrade or refresh your Bontrager wheels. Genuine replacement parts When it's time to refresh your trusty wheelset, Trek genuine replacement parts have you covered. - Replacement freehub body - Compatible with Bontrager hubs using the DT Ratchet EXP platform - For use with SRAM XD cassettes - Includes 12mm thru-axle end cap

Upgrade or refresh your Bontrager wheels. Genuine replacement parts When it's time to refresh your trusty wheelset, Trek genuine replacement parts have you covered. - Replacement freehub body - Compatible with Bontrager hubs using the DT Ratchet EXP platform - For use with Shimano HG cassettes - Includes 12mm thru-axle end cap

Get back on your bike with genuine replacement wheel parts. When it's time to refresh your trusty wheelset, Trek genuine replacement parts have you covered. PRODUCT DETAILS - Compatible with Bontrager road wheels with DT Swiss Ratchet EXP hub internals - Includes 12mm end cap - Designed for use with Campagnolo 11, 12, and 13-speed cassettes - Fits cassettes with 9, 10, and 11-tooth starting sprockets

This is where the bees live, the heart of the Chris King RingDrive. These parts are compatible with R45, R45D, and R45D Centerlock. PHB572 - Drive and Driven Ring Set

- Freehub for Cognition V2 hubs

Replacement freehub for Zipp ZR1 Hubs

40 tooth free hub body ratchet set. Compatible with 2025+ SLR-0, SLR-1 and CXR X1 rear hubs

Compatible with 2021+ SLR-1 rear hubs with a Star-Ratchet design. Accepts Sram XDR 12 speed cassettes

PRO 4 - Shimano Steel 11 Speed Freehub Body

This 11-speed freehub is only compatible with model-year 2013 (V8) and 2014 (V9) Zipp wheelsets. Check that your hub has a black end cap before using this freehub. Use the spacer for compatibility with 10-speed Shimano and SRAM drivetrains after installation. The red freehub is designed for SRAM or Shimano drivetrains and includes a spacer for 10-speed compatibility. The blue freehub is designed for Campagnolo drivetrains. The Campagnolo version requires one 0.25mm axle washer, which is included. - 10 to 11-speed wheel conversion can only be completed by an authorized Zipp Service Center - Not intended to convert older 10-speed freehub wheels to 11-speed freehub wheels - Only intended to swap freehub compatibility (SRAM/Shimano - Campagnolo) with current 11-speed wheels - Includes cassette spacer - Material: Aluminum

Axle conversion kits are required for converting your current hub to be used on various other axle platforms.

Axle conversion kits are required for converting your current hub to be used on various other axle platforms. Fits Chris King R45D front hubs All axles require an adjusting clamp for installation, shown below PHB653 / PHB653B 100mm x 12mm Thru-axle

- Hub axle, rear - Zipp Cognition V2 Disc Brake NSW w/Bearings (2 x 61903)

- Hub Axle, rear - Zipp Cognition V2 Rim Brake NSW w/Bearings (2 x 61903)

125 piece assortment of precision machined axle spacers (0.5mm to 5mm thickness). - Outside Diameter of Spacers: 16mm - Inside Diameter of Spacers: 10mm Kit includes: - (10) - 0.5mm thick spacers - (30) - 1mm thick spacers - (30) - 2mm thick spacers - (25) - 3mm thick spacers - (15) - 4mm thick spacers - (15) - 5mm thick spacers

Sram XD freehub body kit, compatible with 2025+ SLR-0 and SLR-1 and CXR X1 rear hubs

Looking for a super lightweight but badass tubeless sealant? Boom, you've just found it my friend! No Puncture Hassle performs under the most brutal race conditions. The cutting-edge microfiber molecules fill the bigger holes and tears, whilst the advanced latex forms a strong seal instantly. The formula also contains a unique UV detection system that highlights any punctures you haven’t seen during your ride. Developed with the world's top downhillers and pro peloton teams, to give you the finest tire sealant available. It's non-corrosive and easily washes off with water. Compatible with tubeless ready and full UST wheels/tires, No Puncture Hassle works from 15psi-120psi and temperatures from -20°C to +50°C. Our pouch is designed to fit your Presta valve perfectly and is ideal to add to your toolkit or ride pack for emergency top ups on the go! - For Downhill, Enduro and Road tires - Seals tears and holes up to 6mm - Contains UV puncture detection - Won't dry out or ball - Works from 15psi-120psi and temperatures from -20°C to +50°C - Biodegradable

Shimano HG 11spd freehub body kit, compatible with 2025+ SLR-0 and SLR-1 and CXR X1 rear hubs

Shimano Microspline freehub body kit, compatible with 2025+ SLR-0 and SLR-1 and CXR X1 rear hubs

Sram XDR freehub body kit, compatible with 2025+ SLR-0 and SLR-1 and CXR X1 rear hubs

Ratchet freehub bodies have a gloss finish and don't have a seal, as this is fixed on the hub shell. The Ratchet System was the first of this type for DT Swiss; used in the mid-range products like the 350 hubs. - End Cap Included

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 - For use with all Bontrager rim-brake wheels with DT 240 hub internals - Includes Campagnolo-specific end cap

Replacement Alloy XD Freehub Body, for all HEX Rear Hubs. Compatible with: - all HEX J-Type, Straightpull, and Gravel rear wheels Not compatible with: - SPIKE/OOZY/SPOON hubs

Replacement Alloy XDR (XD-Road) Freehub Body, for all HEX Rear Hubs. Includes spacer ring to also allow the use of MTB cassettes. Compatible with: - All HEX J-Type, Straightpull, and Gravel rear wheels Not compatible with: - SPIKE/OOZY/SPOON hubs

Replacement Alloy XDR (XD-Road) Freehub Body, for all HEX Rear Hubs. Includes spacer ring to also allow the use of MTB cassettes. Compatible with: - All HEX J-Type, Straightpull, and Gravel rear wheels Not compatible with: - SPIKE/OOZY/SPOON hubs

Steel Shimano HG and SRAM XD Standard Freehub body for OOZY Trail R142/135, SPIKE R135/142, or SPIKE DH R150/157 Rear hubs. - Compatible with all OOZY hubs and wheels. - Compatible only with SPIKE and SPOON wheels (135mm and 150mm) produced in 2016 or later (with SPIKE hubs).

Robert Axles for Kid Trailers are designed specifically to fit your 12mm thru-axle bike and allow attachment of any hitch-mounted trailer. These fit any trailer that has two wheels and a single point of attachment to the axle. This includes all the two-wheeled child, pet, and cargo trailers such as Thule, Chariot, Burley, Instep, Carry Freedom, and many more. Purchase our Kid Trailer axle for your bike, and share your stoke for cycling with your kids. Simplify your life by allowing quick and secure attachment of your trailer to your best and favorite bike. Enjoy the adventure.

Profile Design's Campagnolo Freehub Body is the part you need to replace the Shimano/SRAM-compatible freehub body that comes stock on your Profile Design Altair or Armada wheels. Once installed on your wheel, the Campagnolo body lets you run Campy 9-, 10-, and 11-speed cassettes (sold separately).

- Freehub for Cognition V2 hubs

Wheel Freehub Kit SS 176/177 SRAM XDR - End Caps Not Included Compatible With: WH-202-CCR-A1, WH-202-TLD-A1, WH-202-TUD-A1, WH-302-CCD-A1, WH-302-CCR-A1, WH-302-TLR-A1, WH-303-CCR-B1, WH-303-TLD-A1, WH-303-TUD-B1, WH-303-TUR-B1, WH-30C-CLD-A1, WH-30C-CLR-A1, WH-404-CCR-A1, WH-404-CCR-B1, WH-404-TLD-A1, WH-808-CCR-B1, WH-808-TLD-A1, WH-SP9-CC30-A1, WH-SP9-CCD-A1, WH-SP9-CCR-A1, WH-SP9-TUD-A1

Wheel Freehub Kit—XD Driver Body Kit—ZM1 3Zero - Compatible With: WH-MOTO-30-A1

Wheel Freehub Kit—(Includes Bearings & Pawls) 11/12 Speed XD—X0 HUBS/RISE 60 (B1)/ROAM 30/ROAM 40/RAIL 40/RISE XX/ROAM 50/60 (B1) Compatible With: HU-X0-A1, WH-RAIL-40-A1, WH-RISE-60-B1, WH-RISE-XX-A1, WH-ROAM-30-A1, WH-ROAM-40-A1, WH-ROAM-50-A1, WH-ROAM-50-B1, WH-ROAM-60-B1

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 - Includes 11-Speed specific 5mm quick-release end cap

Upgrade or refresh your Bontrager wheels. Genuine replacement parts When it's time to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement freehub body - Compatible with Bontrager hubs using the DT Ratchet EXP platform - For use with SRAM XDR cassettes - Includes 12mm thru-axle end cap

Upgrade or refresh your Bontrager wheels. Genuine replacement parts When it's time to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement freehub body - Compatible with Bontrager hubs using the DT Ratchet EXP platform - For use with 11-speed road cassettes - Includes 12mm thru-axle end cap

Wheel Freehub Kit—XD Driver Body Kit—Zipp ZM2 - Compatible With: WH-MOTO-30-B1

Fit Kit SET723.R contains all the parts to mount the rack to the rigid fork of a road or gravel bike with a 12 mm thru axle.. This kit includes: - 12 mm thru axle with 129 to 135 mm length and 1.0mm thread pitch - A pair of pucks - Clear protective tape - Stainless steel mounting hardware - Axle mounting increases our rack’s load capacity to 70lbs/33kg - Fit Kits make it easy to swap between bikes or front and rear mounting with just a few bolts - Fit Kits protect your bike. Not all bike eyelets are meant for racks, most are only made for fenders or have very low weight limits. Axle mounting protects your frame Fit Kit Finder: https://oldmanmountain.com/fit-kits-and-spare-parts/#fit-kit-finder We partner with The Robert Axle Project to supply our thru axles. Axle Length does NOT equal hub standard. This refers to the length of the axle shaft. All axles are compatible with +/- 2mm.

Our Trainer Axle is designed to adapt your thru-axle equipped bike to on-wheel trainers, such as a 1up, Blackburn, Cyclops, Kinetic, Tacx, Wahoo, and many others. Our goal is to fit the thru-axle to your bike perfectly to minimize spacers and extra parts, providing a clean, high-performance axle for your bike. Train, warm up, and be race ready and fit for the season. This axle will replace the R.A.T. axle found on all Cervelo R.A.T. equipped bikes. In addition to this axle, we include our replacement derailleur hanger with traditional threads. This axle combined with the replacement derailleur hanger will provide a complete threaded thru-axle system. Our derailleur hanger matches the geometry and construction of the stock derailleur hanger in every way for crisp shifting performance. - The axle shaft and axle ends are precision CNC-machined from 7075 aluminum, and hard-anodized for rugged durability. - No special tools required. Design allows for wheel installation or removal using your standard 5mm hex wrench. - Designed, built, and quality tested in the USA. Proven around the world.

After years of mountain biking with thru-axles with bulky handles that seemed to strike every trailside obstacle, we needed a better option. Our Lightning Bolt-On thru axles offer a high-quality, simple, lightweight alternative to that bulky handle. This axle replaces the R.A.T. axle found on all Cervelo R.A.T.-equipped bikes. In addition to this axle, we include our replacement derailleur hanger with traditional threads. This axle, combined with the replacement derailleur hanger, will provide a complete, threaded thru-axle system. Our derailleur hanger matches the geometry and construction of the stock derailleur hanger in every way for crisp shifting performance. - This axle is designed specifically to replace a rear R.A.T. axle on a Cervelo bike with included derailleur hanger. - Lightning is Better—Our front and rear Lightning Bolt-On axles offer a stronger, more durable, lower profile, and lighter weight option to replace your stock thru-axles. - Low Profile—No more bulky handles to strike trail obstacles. Aerodynamic design. - Light Weight—Our axles are internally bored to remove unnecessary material without compromising strength. Our axle weighs 36 grams. Our axle and hanger weigh a combined 54 grams. Front and rear, our axle system saves a combined 58 grams relative to stock parts. - Easy to install—Our matching front and rear Lightning Bolt-On Axles require only a standard 6mm hex wrench for easy installation and removal. - Better Tolerances—Manufactured in the USA to the tightest tolerances using aerospace materials and CNC manufacturing. No longer will your axle loosen while riding.

- Replacement freehub bodies include pawls and springs pre-installed - M-Pulse hubs: six pawls are equipped with Neodymium magnets engaging every 1.66 deg - E-Sync hubs: fast 8.18 deg engagement with reinforced high-torque pawls - HG 11sp road FH body

Match your Beyond Black hubs, spokes and decals (each sold separately) with skewers from Zipp. - Sold in pairs - Stainless steel: 85 grams/set - Titanium: 78 grams/set

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 for Bontrager hub - Includes 11-speed Road QR end cap

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 Pro-level hubs

Refresh your Bontrager wheels. Genuine replacement parts When it's time to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement freehub body - Compatible with Bontrager Rapid Drive 108 downhill hubs - Pawls and springs sold separately - Install 3 pawls/springs for 54 tooth engagement or 6 pawls springs for 108 tooth

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. PRODUCT DETAILS - Replacement freehub body - Compatible with select Rhythm and Line wheels

- Replacement freehub bodies include pawls and springs pre-installed - M-Pulse hubs: six pawls are equipped with Neodymium magnets engaging every 1.66 deg - E-Sync hubs: fast 8.18 deg engagement with reinforced high-torque pawls - HG 11sp road FH body

- Replacement freehub bodies include pawls and springs pre-installed - M-Pulse hubs: six pawls are equipped with Neodymium magnets engaging every 1.66 deg - E-Sync hubs: fast 8.18 deg engagement with reinforced high-torque pawls - HG 11sp road FH body

- Replacement freehub bodies include pawls and springs pre-installed - M-Pulse hubs: six pawls are equipped with Neodymium magnets engaging every 1.66 deg - E-Sync hubs: fast 8.18 deg engagement with reinforced high-torque pawls - HG 11sp road FH body

The Drive Thru is a dummy hub or chain keeper that replaces your wheel while cleaning the chain. It is a fast and effective way to clean your chain between races or in your garage. It allows you to fully rotate your cranks and shift through your complete range of gears while protecting the frame. Installs simply with one hand, and is quick and easy to change between bikes. The Drive Thru is also great for packing the bike for transport. *This Drive Thru Value Meal includes three dummy axles with 1.0, 1.5 and 1.75 thread pitches and one pulley. - Value Meal includes 1.0, 1.5, and 1.75mm thread pitch dummy axles. - All Drive Thru dummy axles are 12mm in diameter. - Dummy axles are precision machined from 7075 aluminum and knurled for easy grip. - Pulleys are machined from durable Delrin. - Oil and solvent resistant O-rings - Lead-in threads designed for quick insertion into the frame - Simple, one-handed installation (no tools required)

Yes! A 12mm thru-axle adapter for BOB Trailers. These Robert Axles for BOB Trailers are specifically engineered to attach the proven BOB Trailer to your thru-axle-equipped bike. Take full advantage of your modern bike with 12mm thru-axles and harness the rigidity of the thru-axle to haul your BOB Trailer. Set out on any adventure, big or small. Great for off-road tours, trail building, hauling cargo, and more! - The axle shaft and axle end are precision CNC-machined. - The axle shaft is 7075 aluminum and hard black-anodized for rugged durability. - The axle ends are stainless steel which allows for mounting of the BOB Trailer bobbins. - No special tools required. The design allows for wheel installation or removal using your standard 5mm hex wrench. - Please note: This axle does not come with the BOB Trailer bobbins (those are available separately). Or, you can reuse your bobbins from the stock BOB Trailer Quick Release that came with your trailer. - Designed, built, and quality tested in the USA. Proven around the world.