Shimano TY21B Rear Derailleur

Shimano TY21B Rear Derailleur
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