This derailleur mod will position your jockey wheels in the optimum position to provide maximum chain wrap in the smaller cogs

Bottom Bracket Shell I

a power bar

Includes 1-straight

a frame cleaning sponge / bristle combo

Stan's NoTubes 3.30 XD 11-12 Speed Driver Freehub Body - 142x12mm Envelope Shipping This derailleur mod will positionPut Sram 11 or 12 speed on your Stans wheels with this freehub. XD Driver Freehub for SRAM 11 Speed MTB Cassette, works on existing Stan's 3. 30 142x12mm. Includes: XD Freehub, spacer, drive side end cap, 3 6802 chrome steel bearings. Note: The XD Drivers will come with a drive side end cap that is specific to the type of axle you are using. It will ONLY come with the drive side end cap.