Shimano TY21B Rear Derailleur
The Shimano TY21B is compatible with 6-speed SIS Index Shifting drivetrains, and has a cage length of 75mm.
Features
- Model RD-TY21B
- 6 Speed
- SIS Index shifting
- Black
- Direct Mount
- Cage length 75mm
Shimano TY21B Rear Derailleur
The Shimano TY21B is compatible with 6-speed SIS Index Shifting drivetrains, and has a cage length of 75mm.
Features