Shimano GRX RD-RX812-R 11-Speed for 42T Max Shadow+ Rear Derailleur 00.1918.482.004 creating additional space behind the

creating additional space behind the saddle

Bicycle Frame Compatibility - LINK

ensuring efficient power transmission with every pedal stroke

SEALS & O-RINGS) - DB5

Shimano GRX RD-RX812-R 11-Speed for 42T Max Shadow+ Rear Derailleur 00.1918.482.004 creating additional space behind theGRX Designed for riding on rough roads, through gravel and mud, to be able to carry on in comfort, stress free, to wherever you want, to allow you to achieve that unique sense of accomplishment. The first groupset designed for Gravel riding Explore beyond. Introducing SHIMANO GRX SHIMANO GRX Rear Derailleur 42T max low sprocket 11 speed With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting