Shimano Alivio RD-M3100 SGS Rear Derailleur
The Shimano Alivio RD-M3100 Rear Derailleur features Shadow RD technology to keep the derailleur safe from trail obstacles.
Super low profile Shadow RD technology
Largest Cog: 36
Rear Derailleur Mount Type: Shimano Rear Direct Mount , 10×1 Standard
Chain Wrap Capacity (teeth): 45
Cage Length: Long SGS
Rear Der/Shifter Compatibility: Shimano Mountain
Drivetrain Speeds: 9 speed compatible
Model: Alivio RD-M3100 Rear Derailleur
Manufacturer Part Number: ERDM3100SGS
UPC: 192790621159