The GRX hydraulic disc brakes are brand new with the new Shimano GRX group sets.
Consistently predictable and powerful, the trail-rated new GRX BR-RX810-F comes with a light, clean and durable integrated master cylinder. This saves weight and provides a sleek appearance. Refined levers provide improved feel and feedback, offering high power with a short brake pull. GRX BR-RX810-F brakes retain tool-free reach adjust and Free Stroke adjust. The Rider Tuned system accommodates 140 to 203mm rotors and multiple brake pad choices.
Consistently predictable and powerful, the trail-rated new GRX BR-RX810-F comes with a light, clean and durable integrated master cylinder. This saves weight and provides a sleek appearance. Refined levers provide improved feel and feedback, offering high power with a short brake pull. GRX BR-RX810-F brakes retain tool-free reach adjust and Free Stroke adjust. The Rider Tuned system accommodates 140 to 203mm rotors and multiple brake pad choices.
. One-Way bleeding
. Hydraulic Disc-Brake
. Pads: L03A
. Mount: front
. Brake mounting: Postmount