Shimano GRX Di2 RD-RX827 Rear Derailleur 12 Speed BF New It’s a quick and easy

It’s a quick and easy way to adjust the bike’s handling and feel

Available in two sizes for a perfect fit (see below)

inspiring you to push limits all day long

Designed and conceived for those who enjoy adventure on all types of surfaces

2 water bottle locations

Shimano GRX Di2 RD-RX827 Rear Derailleur 12 Speed BF New It’s a quick and easyWith 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