The GRX BL-RX825-L brake lever (for Di2) is a left brake only lever option that pairs perfectly with a right ST-RX825 Di2 dual control lever. It is designed for gravel and mixed-terrain riding. The ergonomic lever features raised hoods, ribbed surface texture, and an anti-slip coating on the brake lever for increased security and control. The hood body is optimized for seamless integration with flared handlebars.