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All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M5x10 Socket Head Screw

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M8 Chainring Bolt (Long - Bolt Only)

- For MTB levers - 7mm x 1mm - Aluminum construction

- Oversize 10mm - Fits new style MTB & BMX levers - Aluminum construction

• Aluminum • CNC-finished

Sunlite's Single Speed Chain Guide lets you turn most geared bikes into single speeds. It mounts to your derailleur hanger and takes up the chain slack for smooth, quite and chain-drop-free riding. It's made of aluminum and steel for excellent performance and durability. And it also allows adjusting the chain line to perfection for the smoothest-running drivetrain.

- Replacement pads & holders w/ Velcro; for Specialized Carbon Aerobar or Specialized Hydroformed Alloy Aerobar

Shimano's Dura-Ace Di2 takes shifting to the next level. The Rear Wiring Kit connects to both the left and right shifters and Junction Box A (which displays battery power and allows manual adjusting). It also includes a battery mount, cable covers to route and hide the cables and a wire plug/unplug tool.

The Hypersonic/Ergo platform is designed to give riders a low stack bar with easy adjustability of extension length and rotation. The Hypersonic bracket offers our new generation fit range in a low stack, under-mount format. Pairing this bracket with the ergo armrest offers industry-leading fit options and greater comfort. With the 50a extensions, this aerobar encourages a neutral wrist angle. - Armrest Offset: -85mm to -17.5mm in 7.5mm steps - Armrest Width: 112mm to 280mm in 18.5mm steps (With Extensions at 100mm) - Armrest Stack: 39mm

I-SpecBar Clamps are a one-piece hinged clamp adapter that allows users to mount I-Spec compatible shifters or dropper levers onto the handlebar, without requiring an I-Spec brake lever. - Sold individually, the clamp can be mounted to the right or left side - Hinged clamp for easy installation without removing other components - Black Anodized, CNC AL-6061 Aluminum - Compatible only with Shimano I-Spec II compatible shifters or dropper post remotes - 23g

Steel 1mm spacer fits Shimano cassette bodies - Great for 10 sp cass on 8/9 sp hubs - Also for many other fit applications

The Greenfield RetroKit is a retro-mounting kickstand plate designed with a cutaway to clear derailleur cables. - Fits all Greenfield kickstands and most generics - Made in the USA

It seems so small and insignificant, yet it's so important. The BB30 Wave Spring Washer is the keystone in your bottom bracket assembly, providing compression for proper setup and bearing preload, while helping to maintain adjustment after it's dialed in just right. They're also quite easy to lose or damage, so grab a few while you're at it.

- Clamps to a threadless steerer, offers up to 3-1/4" stem height increase - Forged 6061 aluminum - Threaded alloy top cap

Crown races for Cane Creek headsets fit a variety of lowers and crown race seat diameters. - Compatible with 10-, 40- and 110-Series headsets and backwards compatible with S and XX Series - Integral mold seals keep out the elements - Compatible with 41 and 42mm lower headset bearings - Compatible with 30mm (1-1/8") straight steerer tubes - Lightweight aluminum construction

The absoluteBLACK's HOLLOWcage® Oversized Derailleur Pulley Cage for Shimano 9100 / 8000 features a revolutionary mono-plate design to provide quiet and precise shifting. - Designed for use with Shimano Dura Ace 9100 / 9150 / 9170 , and Ultegra 8000 / 8050 - Fits up to a 32T cassette - The Silent Xring Pulley dampens the chain impact on the guide pulley teeth, eliminating the engagement noise -Flexible cage design aligns better with the angle of the chain when using the higher gears of the cassette - HOLLOWcage uses abnormally large, bespoke, full ceramic bearings that make the pulleys incredibly stiff for greater shifting precision - Upper pulley features tall teeth to provide improved shifting precision

- 10-speed: stainless steel 6.1mm wide no tool chain connector for Shimano and Campagnolo - 9-speed: stainless steel 6.5mm wide no tool chain connector for Wippermann chains - 6-8 speed: stainless steel 6.8mm wide no tool chain connector for Wippermann chains

Shims for fitting 26.0mm diameter handlebars to 31.8mm clamp diameter stems. - Outside Diameter: 31.8mm - Inside Diameter: 26.0mm - Length: 44mm - Machined Aluminum - Anodized Black

BB30 service kit includes 2 Enduro 6806 ABEC-3 sealed bearings and 2 retaining clips. - Bearing Dimensions: OD: 42mm / ID: 30mm / Width: 7mm - Direct replacement bearing for OEM BB30 and BB30A systems - Enduro ABEC-3 bearings

BB30 service kit includes (2) Enduro 6806 ABEC-5 Angular Contact sealed bearings and 2 retaining clips. - Bearing Dimensions: OD: 42mm / ID: 30mm / Width: 7mm - Direct replacement bearing for OEM BB30 and BB30A systems

Wheels Manufacturing Wide Chainstay Protector w/ Alcohol Prep Pad keeps your frame's paint looking good and helps quiet any chain slap on the chainstay. Wide design offers extra coverage for larger chainstays.

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M6x10 Flat Head Screw

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (2) M4x8 Flat Head Screw

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M8 Chainring Bolt

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M8 Chainring Bolt

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (2) M3x10 Flat Head Screws

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M8 Chainring Bolt

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (2) M3x10 Socket Head Cap Screws

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (2) M4x8 Flat Head Screws Note: The mounting holes on Wheels Mfg DROPOUT-120 are 18mm apart, center-to-center. Do not confuse this hanger with DROPOUT-138.

All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (2) M3x10 Socket Head Cap Screws