The Shimano GRX BR - RX810 hydraulic disc brakes feature a sleek low - profile Flat Mount design. This design not only looks great but also offers enhanced control during mixed - terrain rides. The Shimano GRX Dual Control Lever provides smooth and responsive shifting, perfect for tackling various terrains. Its ergonomic shifter design is crafted for maximum comfort, while the textured, anti - slip brake lever gives you better grip and control on rough and bumpy paths.

Using your Shimano GRX BR - RX810/ST - RX810 set is easy. For shifting gears, simply operate the dual control lever. You'll feel a light and smooth response. When it comes to braking, squeeze the brake lever firmly. The anti - slip texture ensures a good grip even on bumpy rides. As for maintenance, keep the brake calipers clean. Regularly check the hydraulic fluid levels and the condition of the brake pads. If you notice any unusual noises or a decrease in performance, it's a good idea to have a professional bike mechanic take a look. Always make sure the lever is adjusted to your comfort for a better riding experience.