Shimano GRX RD-RX810 Rear Derailleur - 11-Speed Long Cage BLK With Clutch For 1x 2x 34t Low Sprocket Max
Shimano GRX RD-RX810 Rear Derailleur - 11-Speed Long Cage BLK With Clutch For 1x 2x 34t Low Sprocket Max, 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 a...