NEW Shimano GRX RD-RX827 Di2 Rear Derailleur - 12-Speed, Long Cage, With Clutch, For 1x, Black inventory-parts-components-wheels-wheelsets Cassette: Shimano MT511

Cassette: Shimano MT511

Brakes: Tektro

Color: Polar Grey

700c x 42mm (w/o fenders)

NEW Shimano GRX RD-RX827 Di2 Rear Derailleur - 12-Speed, Long Cage, With Clutch, For 1x, Black inventory-parts-components-wheels-wheelsets Cassette: Shimano MT511The all new GRX RX827 rear derailleur paired with a 10 51T cassette gives riders and racers the speed, range, and robustness to pursue any gravel challenge. With built in automatic impact recovery, an impact deflecting shape, and solid pulleys, this derailleur stands up to hard impacts and still retains its lightning quick shifting performance. Fully wireless shifting built for rough gravel terrain Robust Design: A wide link structure, skid plate