Shimano Alivio RD-M3100-SGS 9-Speed Rear Derailleur

SHIMANO ALIVIO - Rear Derailleur - SHIMANO SHADOW RD - 9-speed

The SHIMANO ALIVIO M3100 rear derailleur delivers a low profile design that lets you ride aggressively with fewer interruptions thanks to its SHIMANO SHADOW design.

- Low-profile design
- Total capacity: 45t
- Max. low sprocket: 36t
- Adjustment barrel