The Shimano GRX Di2 FD-RX810 rear derailleur features an integrated chain stabilizer to keep the shifting smooth and precise over a variety of terrain.
- SEIS (Shimano Electronic Intelligent System)
- Adjustable chain stabilizer prevents chain slapping and drops
- Switch stabilizer ON/OFF to match the terrain
- Gravel-tuned clutch tension
Max Low: 42T
This product was added to our catalog on August 20, 2019