Features:
- 6/7-speed MTB rear derailleur
- Engineered polymer and steel construction
- Direct mount with optional hanger included
- SHIMANO Equivalent RD-TY21 / RD-A070
Product Notes:
- Speed: 7sp
- Max: 30
- Wrap: 37
- Cage/Mount: Mid
- Ratio: 2to1
- Color: BLK
- Wgt: 265g