XT Dyna Sys RD-M786/M781/M780/M773 Jockey Wheels
Parameters
colour
black,
Description
Shimano XT Dyna Sys RD-M786/M781/M780/M773 jockey wheels.
Specifications:
- Sealed cartridge bearings
- Dyna Sys 10-speed compatible
- Set includes tension and guide pulleys
- Fits the following derailleurs: RD-M786/M781/M780/M773