microSHIFT R8 Rear Derailleur – 89 Speed Short 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.
- TECH SPECS
| Largest Cog | 28 |
| Color | Black |
| Rear Der/Shifter Compatibility | Shimano Road |
| Rear Derailleur Mount Type | 10×1 Standard |
| Drivetrain Speeds | 8 |
| Drivetrain Speeds | 9 |
| Weight | 225 |
| Chain Wrap Capacity (teeth) | 33 |
| Cage Length | Short |
