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Shimano GRX RD-RX810 Rear Derailleur - 11-Speed Long Cage Black With Clutch For 1x and 2x 34t Low Sprocket Max. The Shimano GRX 11-speed rear derailleur has an integrated chain stabilizer mechanism that provides a quieter experience shifting security and precision on mixed terrain. For rides on smooth surfaces the derailleur features an ON/OFF switch for the chain tensioner. The Shimano Shadow RD+ adjustable chain stabilizer provides silent and uninterrupted rear shifting on rough terrain. Adjustable Shimano RD+ chain stablizer prevents chain slapping and drops. Gravel-tuned clutch tension provides smooth and reliable mixed surface shifting. Compatible with Shimano road Dual Control Levers Compatible with Shimano Link Glide and HG 11-speed chains
- TECH SPECS
| Largest Cog | 34 |
| Color | Black |
| Rear Der/Shifter Compatibility | Shimano Road |
| Rear Derailleur Mount Type | Shimano Rear Direct Mount |
| Rear Derailleur Mount Type | 10x1 Standard |
| Drivetrain Speeds | 11 |
| Weight | 255 |
| Chain Wrap Capacity (teeth) | 40 |
| Cage Length | Long |