SHIMANO GRX RD-RX400 2x10-SPEED REAR DERAILLEUR discount_processed ergonomically designed nylon handles fit

ergonomically designed nylon handles fit perfectly in your hand

CroMo axle

Attachment:  Quick release

If you are looking to fit to a Gen 4 motor system a specific Generation 4 connector may be required or select the specific Gen 4 version HERE

SHIMANO GRX RD-RX400 2x10-SPEED REAR DERAILLEUR discount_processed ergonomically designed nylon handles fitBased on the technology introduced by SHIMANO with the RX rear derailleurs, the GRX RD RX400 2x10 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. SHIMANO's GRX, the first Gravel specific component family designed for both fast progress and safe bike handling on loose surfaces, is the result of an intensive and