Dreamruns
Shimano Altus RD-M310 Rear Derailleur - 7 8 Speed Long Cage Black
- Dreamruns$30.50Buy
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From Dreamruns
Shimano Altus RD-M310 Rear Derailleur - 7 8 Speed Long Cage Black. The Shimano RDM310-Smart rear derailleur has a Wide Link design for increased rigidity and precise shifting.Oversized 15-tooth tensioner and 13-tooth guide pulleys reduce noise and wear...