or customize the microSHIFT thumb-shifters and bar-end shifters to bring old shifters back to life, or even change the indexing to work with a different number of speeds. Features: Index kit for ...

kits for converting Headshok frames to run either 1.5", tapered or 1 1/8" steerer forks include: cartridge bearings, crown race and upper bearing top cover Outer needle bearing races come in 3 ...

to convert your conventional hub with a Shimano freewheel body to a single-speed drive. The Reverse Components single speed cog comes with an extra-wide flange of 7mm, which improves the power transmission ...