Shimano GRX ST-RX820 / ST-RX820-LA / BL-RX820 / BR-RX820

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 Brake hose kit (included): SM-BH90-JK-SSR Recommended disc brake rotor (not included): SM-RT/MT800 Attributes Fluid Mineral oil Brake Material Aluminum Caliper mount Flat mount Disc Diameter 140 or 160mm (not included) Lever Blade Material Aluminum