Parts & Accessories

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.

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

- 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 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).

- 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.

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. - This Kid Trailer axle is specific to bikes that have the NAILD thru-axle system and a Boost 148 x 12mm hub spacing. - Includes a M12 x 1.0 threaded nut to replace the NAILD nut that came with your bike. - This axle is compatible with Burley, Carry Freedom, Chariot/Thule, Croozer, Instep, and many more hitch-style trailers. - The axle shaft and axle end are precision CNC-machined. - The axle shaft is 7075 aluminum and hard black-anodized for rugged durability. - The stainless steel axle end allows for mounting of the hitch provided with your trailer. The threads are M10x1 (metric). - Hardware for attachment of the hitch is included; the hitch, itself, is not. - Designed, built, and quality tested in the USA. Proven around the world.

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. - This Kid Trailer axle is specific to bikes that have the Focus R.A.T. thru-axle system with Boost 148 x 12mm hub spacing. - This axle is compatible with Burley, Carry Freedom, Chariot/Thule, Croozer, Instep, and many more hitch-style trailers. - The axle shaft and axle end are precision CNC-machined. - The axle shaft is 7075 aluminum and hard black-anodized for rugged durability. - The stainless steel axle end allows for mounting of the hitch provided with your trailer. The threads are M10x1 (metric). - Hardware for attachment of the hitch is included; the hitch, itself, is not. - No special tools required. Design allows for wheel installation and 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. Available in a range of sizes that fit both front and rear wheels on all types of thru-axle-equipped bikes. - This axle is compatible with bikes that use a NAILD thru-axle in the frame with 142 x 12mm spacing - The axle is precision CNC-machined in the USA from 7075 aluminum and hard-anodized for rugged durability. Our axles are built to the tightest standards in the industry. - No special tools required. Design allows for wheel installation and removal using your standard 6mm hex wrench. - Designed, built, and quality tested in the USA. Proven around the world.

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 Sold Separately

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. 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. - The axle shaft and axle end are precision CNC-machined. - The axle shaft is 7075 aluminum and hard black-anodized for rugged durability. - The stainless steel axle end allows for mounting of the hitch provided with your trailer. - Hardware for attachment of the hitch is included; the hitch, itself, is not. - No special tools required. Design allows for wheel installation and removal using your standard 5mm hex wrench. - Designed, built, and quality tested in the USA. Proven around the world.

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.

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 is specific to bikes with Focus R.A.T. thru-axles and 12 x 142. Includes a replacement R.A.T. nut. - When it’s time for your race or time to head outside, simply remove your bike from the trainer, remove the drive side axle end, and go. Our axle is suitable for use on or off the trainer, indoors or out. - 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 5 mm hex wrench. - Designed, built, and quality tested in the USA. Proven around the world.

- ProLock: pre-prepped/treated nipple threads with special compound - Hexhead (14g only) design for building/truing at nipple head, in addition to 4-sided flats at rim protrusion - Form-A design assures smooth fit and build - Cold-forged nipple blank machined to DIN 79012 specs - 14mm overall length (2mm taller hexhead for wrench interface, but protrusion through rim is the same as a 12mm DT nipple) - 2.0mm (14g) spoke thread interface with full run-through - Made in Switzerland. - Box/100

- Designed to stabilize 15g spokes in most hub flanges - 1000-pack

- Holds one wheel securely for transport (up to 700c with 35mm CX tire installed). - Connects to second Zipp Connect wheel bag to transform into a double wheel bag. - Sturdy water-resistant EVA construction. - Includes removable axle/QR pocket.

Going tubeless allows you to run low tire pressure for better traction while drastically reducing the chances of a flat. Stan's Enduro Tubeless Kit converts standard tubed wheels to tubeless so you can reap the benefits. Everything you need to go tubeless is included. Plus, you won't miss dealing with flat tires and you'll save money on tubes!

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. 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. - This axle is specifically designed to fit the 142/148 hub standard Surly MDS or Gnot Boost bikes. - The derailleur end of our axle is internally threaded and will use the bolt from your stock Surly axle. The disc brake side of our axle has an engineered mount for your trailer hitch. That mount has been permanently attached to the axle. - The axle shaft and axle end are precision CNC-machined. - The axle shaft is 7075 aluminum and hard black-anodized for rugged durability. - The stainless steel axle end allows for mounting of the hitch provided with your trailer. The threads are M10x1 (metric). - Hardware for attachment of the hitch is included; the hitch, itself, is not. - No special tools required. Design allows for wheel installation and removal using your standard 5mm hex wrench. - Designed, built, and quality tested in the USA. Proven around the world.

- Original equipment freehub bodies to fit SRAM hubs and wheels. - Includes Drive Side Axle End Cap

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. Available in a range of sizes that fit both front and rear wheels on all types of thru-axle-equipped bikes. - The axle is precision CNC-machined in the USA from 7075 aluminum and hard-anodized for rugged durability. Our axles are built to the tightest standards in the industry. - No special tools required. Design allows for wheel installation and removal using your standard 6mm 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. Available in a range of sizes that fit both front and rear wheels on all types of thru-axle-equipped bikes. - This axle is compatible with bikes that have a Cervelo R.A.T. thru-axle in the fork with 100 x 12mm front hubs. - The axle is precision CNC-machined in the USA from 7075 aluminum and hard-anodized for rugged durability. Our axles are built to the tightest standards in the industry. - No special tools required. Design allows for wheel installation and removal using your standard 6mm 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 the highest quality, simple, lightweight alternative to that bulky handle. - This axle is compatible with bikes that have a Focus R.A.T. thru-axle in the fork with 100 x 12mm front hubs. - The axle is precision CNC-machined in the USA from 7075 aluminum and hard-anodized for rugged durability. Our axles are built to the tightest standards in the industry. - No special tools required. Design allows for wheel installation and removal using your standard 6mm 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. Available in a range of sizes that fit both front and rear wheels on all types of thru-axle-equipped bikes. - Be free—No longer are you constrained by the proprietary Focus R.A.T. axle. Simply replace the R.A.T. nut with our threaded nut and thru axle. A complete solution for a standard threaded axle for your R.A.T.-equipped bike. - 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. - 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.

- Original equipment freehub bodies to fit SRAM hubs and wheels. - Includes Right Axle End Cap