For riding on smooth surfaces, this rear derailleur features an ON/OFF switch for the chain tensioner. SHIMANO GRX - Rear Derailleur - SHIMANO SHADOW RD+ - 34T Max Low S procket - 11-speed. SHIMANO SHADOW RD+ technology.
Brand New Shimano GRX RX810 2x11-Speed Gravel/Road Brake Set/Groupset Optional
New Shimano GRX RX810 2x11-Speed Full Gravel Groupset W/FC-RX810 Crankset 48-31T
Shimano GRX 810 2x11 Speed Shifters Pair
Shimano GRX RX600 2x11-speed Groupset RX810 Front Rear Derailleur R7000 Cassette
Shimano GRX ST-RX810 Levers/BR-RX810 FM Calipers-2x11-Left Rear
SHIMANO GRX FD-RX810 2x11 FRONT DERAILLEUR MECH BRAZE-ON + 31.8/28.6mm CLAMP NEW
