The Shimano GRX ST-RX600/BR-RX400 hydraulic brake/shift lever and disc caliper features gravel inspired lever and bracket ergonomics.

• ST-RX600 Dual Control shift/brake levers provide the same light shifting operation as top tier systems
• Anti-slip lever design
• Reach adjust mechanism allows lever to be adjusted to suit any hand size, type of riding and individual rider preferences
• Pad Compound: Resin
• Defined Color: Black
• Brake Lever Use: Right
• Color: Black
• Brake Caliper Mount: Flat Mount
• Rotor Included: No
• Hydraulic Hose Length: 1700
• Hydraulic Fluid Type: Mineral Oil
• Rear Der/Shifter Compatibility: Shimano Road
• Drivetrain Speeds: 11
• Weight: 307
• Front Der/Shifter Compatibility: Shimano Road
• Adjustable Contact Point: No
• Adjustable Reach: Yes