
GRX RD-RX815 Di2 Rear Derailleur
- Operates with Shimano Di2 for digital electronic shifting
- Gravel-tuned clutch tension provides smooth and reliable mixed surface shifting
- Rear Derailleur Mount Type: Shimano Rear Direct Mount
- Rear Derailleur Mount Type: 10x1 Standard
- Rear Der/Shifter Compatibility: Shimano Road Di2
- Cage Length: Long
- Drivetrain Speeds: 11
- Weight: 287
- Color: Black
- Chain Wrap Capacity (teeth): 38
- Largest Cog: 34