Shimano Altus RD-M370/M310 Rear Derailleurs

FEATURES:

• 9-Speed
• 11t upper and lower pulleys

SPECS:

• Chain Wrap Capacity: 45t
• Color: Black
• Largest Cog: 34t
• Rear Derailleur Mount Type: 10x1 Standard
• Cage Length: Long
• Rear Der Shifter Compatibility: Shimano Mountain
• Drivetrain Speeds: 9