GRX ST-RX610 Shifter/Brake Lever with BR-RX400 Disc Brake Caliper

The Shimano GRX ST-RX610 dual control lever delivers light and responsive shifting for mixed-terrain riding. 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.

• 12-speed shifter with brake lever for use with GRX RX610 12-speed systems
• Gravel-specific lever body ergonomics and anti-slip lever coating provides greater control on mixed terrain
• Reach Adjust mechanism allows the lever to be adjusted to suit any hand size, type of riding and individual 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