Shimano GRX ST-RX820 Hydraulic Disc Left Lever and BR-RX820 Rear Calliper

Shimano GRX ST-RX820 Hydraulic Brake Left Lever and BR-RX820 Rear Calliper The GRX ST-RX820 Hydraulic Disc Right Lever and BR-RX820 Front Calliper delivers light and responsive mechanical 12-speed shifting for mixed-terrain riding and racing. The ergonomic shifter design improves comfort by decreasing pressure on your palms; while the textured; anti-slip brake lever surface increases control on bumpy terrain. The GRX BR-R820 disc brake calliper brings a new level of control to gravel cycling with enhanced modulation and a quicker initial braking point. And despite its smaller construction; the system is quieter and easier to maintain.