SHIMANO GRX RD-RX400 2x10-SPEED REAR DERAILLEUR discount_processed FSA and others

FSA and others

ergonomically designed nylon handles fit perfectly in your hand

CroMo axle

Its all new design features a tough

SHIMANO GRX RD-RX400 2x10-SPEED REAR DERAILLEUR discount_processed FSA and othersBased 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