Shimano GRX RD-RX810 Rear Derailleur (Black) (11 Speed) (Long Cage) (Shadow Plus) - IRDRX810
Shimano GRX RD-RX810 Rear Derailleur (Black) (11 Speed) (Long Cage) (Shadow Plus) - IRDRX810, The Shimano GRX FD-RX810 rear derailleur features an integrated chain stabilizer to keep the shifting smooth and precise over a variety of terrain. Features: Adjustable chain stabilizer prevents chain slapping and drops Switch stabilizer ON/OFF to match the terrain Gravel-tuned clutch tension Specifications: Weight: 255g Capacity: 40T Max Low: 34T Speed: 11