Specialized Electronic Mountain Shifter Parts

Di2 Seatpost mounting batteries in aero seatposts such as ISP, Vector, and D-Fuse models. The holder is inserted into post beside the battery and a compression screw expands the holder to secure ...

to flat bars? These easily transform bar end (aka barcon or TT) shifters into thumb shifters. The shifters are not included, but are readily available in 8 through 11-speed versions, and many ...

features a 2-way release for quick Multi-Shift action.

the power source for Shimano's 11 speed Di2 derailleurs and shifters. Its thin, sleek profile allows the battery to fit in seatposts or frames for a clean look.

responsive lever action, Shimano's RapidFire Plus Deore shift lever delivers smooth control out on the trail. The new I-SPEC EV lever option offers a wide range of adjustments including an increased lever ...