The Shimano GRX ST-RX610 dual control lever delivers light and responsive shifting for mixed-terrain riding (Note: BR1057 is a left non-shift variation for 1x set ups) . The textured hood and anti-slip brake lever surface increase control on bumpy terrain. The GRX BR-RX400 2-piston flat mount hydraulic disc brake caliper features a low-profile design with ICE technologies to provide greater control and excellent heat dissapation for mixed terrain riding. GRX BL-RX610 brake lever with textured hood ensures you're always in control, even on bumpy descents Anti-slip coating on GRX brake levers means that even in wet or muddy conditions that you'll always have Shimano's legendary stopping power on demand Reach Adjust mechanism allows the lever to be adjusted to suit any hand size, type of riding and innavidual rider preferences GRX BR-RX400 flat mount 2-piston brake caliper provides excellent heat dissipation with the help of Shimano's ICE technologies Convenient tool access with J-Kit allows for simple set up, maintenance, wheel replacment One Way bleeding makes cleaning and bleeding the system easy Includes L05A-RF pads with finned backplate and resin compound for enhanced heat dissipation Disc brake rotor sold separately Item Specifications Adjustable Contact Point No Adjustable Reach Yes Brake Caliper Mount Flat Mount Brake Lever Actuation Hydraulic Brake Lever Use Left Color Black Defined Color Black Drivetrain Speeds 12 Front Der/Shifter Compatibility Shimano Road Hydraulic Fluid Type Mineral Oil Hydraulic Hose Length 1000 Pad Compound Resin Rotor Included No Shifter/Derailleur Compatibility Shimano
Shimano GRX ST-RX610 Shifter/Brake Lever with BR-RX400 Disc Brake Caliper Hydraulic Brake/Shift Lever, Drop Bar UPC: 192790640129