NEW Shimano GRX ST-RX400/BR-RX400 Left Hydraulic Disc Brake and Shift Lever 2x

The 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 Compound: Resin Defined Color: Black Brake Lever Use: Left Color: Black Brake Caliper Mount: Flat Mount Rotor Included: No Hydraulic Hose Length: 1000 Hydraulic Fluid Type: Mineral Oil Rear Der/Shifter Compatibility: Shimano Road Drivetrain Speeds: 10 Front Der/Shifter Compatibility: Shimano Road Adjustable Contact Point: No Adjustable Reach: Yes