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: Lightweight, slim design ensures optimal performance

Model: RD-M3100-SGS
Series: Alivio M3100
Speeds: 9
Max. Capacity: 45T
Low Sprocket (Max.): 36T
Low Sprocket (Min.): 32T
High Sprocket (Max.): 12T
High Sprocket (Min.): 11T
Shimano Shadow: Yes
Pulley Cage: SGS

Suits Shimano SL-M3100 Alivio 9 Speed with OPTICAL GEAR DISPLAY