microSHIFT R8 Rear Derailleur - 8,9 Speed, Long Cage, Black

R-series rear derailleurs are designed to work with 7, 8 ,9, and 10-speed Shimano-compatible road shifters. These R8 rear derailleurs have composite and steel parts that weigh more but have the same durability and performance as R9 and R10. Steel pulley cage for extra durability Not compatible with Shimano Tiagra 4700 road system Product Specifics Rear Derailleur Mount Type: 10x1 Standard Rear Der/Shifter Compatibility: Shimano Road Cage Length: Long Drivetrain Speeds: 8 Drivetrain Speeds: 9 Weight: 230 Color: Black Chain Wrap Capacity (teeth): 39 Largest Cog: 28 Today's Stock Status 10+ Available to ship in 2-4 Business Days UPC: Not available EAN: 4710495436128 Manufacturer Part Number: RD-R32 RD0127 167887-Q0-L