Shimano FH-RM66 Complete Freehub Body - Y3TD98040

For use with Shimano FH-RM66 rear hubs.

This Complete Freehub Body can also be used on the following rear hubs:

- Shimano FH-M3050
- Shimano FH-RM70
- Shimano FH-T3000

These are an "A" match which indicates that the parts are the same in materials, appearance, finish and size etc.

If the correct Complete Freehub Body is unavailable you can also use the freehub body from the following rear hub:

- Shimano Alivio FH-M4050

This is a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish and size etc.

Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.