Shimano GRX RD-RX810 Rear Derailleur - 11-Speed, Long Cage, Black, With Clutch, For 1x and 2x, 34t Low Sprocket Max disc-rotor-adaptor Requires use of XD driver

Requires use of XD driver (freehub body)

100 calories per packet

DT Swiss RWS Thru Bolt Rear Quick Release Skewers

9x area coverage vs XL Size

reduce vibration and increase lateral stability

Shimano GRX RD-RX810 Rear Derailleur - 11-Speed, Long Cage, Black, With Clutch, For 1x and 2x, 34t Low Sprocket Max disc-rotor-adaptor Requires use of XD driverThe Shimano GRX 11 speed rear derailleur has an integrated chain stabilizer mechanism, that provides a quieter experience, shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features an ON OFF switch for the chain tensioner. The Shimano Shadow RD+ adjustable chain stabilizer provides silent and uninterrupted rear shifting on rough terrain. Toggle clutch on off to match the terrain For 1x and 2x drivetrains