The GRX 820 Dual Control Lever and GRX BR-RX820 hydraulic brakes. The GRX 820 delivers light and responsive shifting. The ergonomic shifter design improves comfort and the textured, anti-slip brake lever increases control. With a low-profile flat mount design, the GRX BR-RX820 hydraulic disc brakes provide greater control. All in the total package gives confidence and performance for mixed terrain riding.
GRX ST-RX820, 12 speed shifters and flat mount BR-RX820 hydraulic calipers
GRX BL-RX820-L option for brake only left 1x setup
GRX BL-RX820-LA option for left side adjustable seat post
Mechanical shift
Hydraulic disc brake
Mineral oil
Reach adjustment range (10.9 mm)
Clamp band diameter – 23.8-24.2 mm
Includes L05A resin pads with improved wear resistance