M310 Rear Derailleur. Shifter/Derailleur Compatibility: Shimano. Cassette Spacing: Shimano/SRAM 8. Pulley: 13t upper & 15t lower. Chain Wrap Capacity (teeth): 43 teeth.
FOR Shimano Altus Rear Derailleur RD-M310-L 7/8 Speed Bike Bicycle Cycle UK
Shimano Altus Rear Derailleur RD-M310-L 7/8 Speed Bike Bicycle Cycle
FOR Shimano Altus Rear Derailleur RD M390 7/8/9 Speed Bike Bicycle Cycle
SunRace Shimano Compatible Rear Derailleur - 6/7 Speed - With Hanger Bike Cycle
Shimano Altus Rear Derailleur Long Reach 7/8 Speed Index MTB Touring USA Shipper
