Shimano Alivio RD-M3100 Rear Derailleur (Black) (9 Speed) (Long Cage) (SGS) (Shadow... - ERDM3100SGS
Shimano Alivio RD-M3100 Rear Derailleur (Black) (9 Speed) (Long Cage) (SGS) (Shadow... - ERDM3100SGS, The Shimano Alivio M3100 rear derailleur delivers a low profile design that lets you ride aggressively with fewer interruptions thanks to its shadow design. Features: Sleek low profile design Barrel adjuster for easy tunability 36T max low sprocket Specifications: Speeds: 9sp Total Capacity: 45T Max low Sprocket: 36T Color: Black