Shimano GRX RD-RX815 Di2 Shadow+ 11 Speed Rear Derailleur - Rear Derailleur - 11 Speed - Black - Mid Cage - 34T Max PDP|Colour consistent shifts and 2-way release

consistent shifts and 2-way release

Light & Positive Shifting

The most important features and highlights of REVIVE 3

The pads have a handy open-backed design to make them easy to remove for the climbs before strapping them back on at the top

Shimano GRX RD-RX815 Di2 Shadow+ 11 Speed Rear Derailleur - Rear Derailleur - 11 Speed - Black - Mid Cage - 34T Max PDP|Colour consistent shifts and 2-way releaseDesigned 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 Adjustable chain stabilizer prevents chain slapping and drops Switch stabilizer ON OFF to match the terrain Gravel tuned clutch tension Silent and uninterrupted rear shifting on