Shimano GRX RD - RX812 Rear Derailleur 11 - Speed frame-wheelset-box-shipping you get two products that

you get two products that were specifically designed to work perfectly together

Wider and longer contact area provides more solid pedal - shoe interface and transmits power efficiently for better bike control

Adjustment barrel

Mini series

also triggers sleep mode after 1 minute of inaction

Shimano GRX RD - RX812 Rear Derailleur 11 - Speed frame-wheelset-box-shipping you get two products thatBased on the technology introduced by SHIMANO with the RX rear derailleurs, the GRX RD RX812 1x11 speed rear derailleur is characterised by quiet, smooth, precise and reliable shifting, even in the most demanding terrain, thanks mainly to the SHADOW RD+ chain stabilisation system. It prevents the chain from hitting and unnecessary movements of the rear derailleur cage, thus ensuring uninterrupted switching performance. SHIMANO's GRX, the first Gravel