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.
Product Details:
- Not compatible with Shimano Tiagra 4700 road system
- Steel pulley cage for extra durability
Specifications:
- Cage Length: Long
- Chain Wrap Capacity (teeth): 39
- Color: Black
- Drivetrain Speeds: 8
- Drivetrain Speeds: 9
- Largest Cog: 28
- Rear Der/Shifter Compatibility: Shimano Road
- Rear Derailleur Mount Type: 10x1 Standard
- Weight: 230
- UPC: 4710495436128
- MPN: RD-R32