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Shimano GRX RD-RX815 Rear Derailleur - 11-Speed Long Cage BLK With Clutch Di2 For 1x 2x
Shimano GRX RD-RX815 Rear Derailleur - 11-Speed Long Cage Black With Clutch Di2 For 1x and 2x. GRX RD-RX815 Di2 Rear DerailleurOperates with Shimano Di2 for digital electronic shifting
Gravel-tuned clutch tension provides smooth and reliable mixed surface shifting
- TECH SPECS
| Largest Cog | 34 |
| Color | Black |
| Rear Der/Shifter Compatibility | Shimano Road Di2 |
| Rear Derailleur Mount Type | Shimano Rear Direct Mount |
| Rear Derailleur Mount Type | 10x1 Standard |
| Drivetrain Speeds | 11 |
| Weight | 287 |
| Chain Wrap Capacity (teeth) | 38 |
| Cage Length | Long |