Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed Long Cage

Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed, Long Cage 

Specifications

• Largest Cog: 36
• Rear Derailleur Mount Type: Shimano Rear Direct Mount , 10x1 Standard
• Chain Wrap Capacity (teeth): 45
• Cage Length: Long
• Rear Der/Shifter Compatibility: Shimano Mountain
• Drivetrain Speeds: 9