Shimano replacement cogs for CS-M8100 12-speed cassettes.
- For use with Shimano CS-HG81 10-speed cassettes (bj/bk) group
- Built in spacer type
Description
Shimano replacement cogs for CS-M8100 12-speed cassettes.
- For use with Shimano CS-HG81 10-speed cassettes (bj/bk) group
- Built in spacer type