Shimano GRX Di2 RD-RX827 Rear Derailleur 12 Speed SW Only the goal was to obtain

the goal was to obtain the highest protection possible without affecting weight and compactness

For the seriously weight conscious road bike user

Fits 188 disc hub only and cannot be used on 900

It also offers space for provisions and gear

UnLock System

Shimano GRX Di2 RD-RX827 Rear Derailleur 12 Speed SW Only the goal was to obtainWith components specifically designed for 1x12 speed drivetrain systems, the GRX series is celebrating its debut in the completely wireless shifting segment. The focus is on the RD RX827 rear derailleur, which is based on the wireless models of the XTR M9250 series. The 1 speed concept is complemented by the BL RX825 brake lever and the WH RX810 wheels. Equipped like this, gravel athletes can experience what ultimate reliability means on any terrain