NEW Shimano GRX ST-RX400/BR-RX400 Right Hydraulic Disc Brake and Shift Lever 10 variant-size-68x127 links feature different grades of

links feature different grades of steel and coatings for strength and to withstand wear

- Battery sold separately

Even better

Built on the success of the standard GravelKing

Shimano Hollowtech II Weight 95

NEW Shimano GRX ST-RX400/BR-RX400 Right Hydraulic Disc Brake and Shift Lever 10 variant-size-68x127 links feature different grades ofThe Shimano GRX ST RX400 10 speed hydraulic disc brake lever provides greater control on mixed terrain. Gravel inspired Dual Control shift brake lever and bracket ergonomics Anti slip brake lever Same light shifting operation as top tier systems Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences Compatible only with FD 4700 and FD RX400 front derailleurs, and RD RX400 and RD 4700 rear derailleurs Pad