Shimano | Grx St-Rx815 Disc Brake Front, Left, 2 Speed | Aluminum

Shimano GRX ST-RX815Disc Brake The Shimano GRX ST-RX815 Brake/Shifter delivers light and responsive electronic shifting for mixed-terrain riding. The shifter features an ergonomic design that improves comfort and a textured brake lever that increases control on bumpy roads or trails. With the new GRX line from Shimano, you get smooth, quick, and intuitive shifting along with lever reach adjustment to perfectly dial in your ride. The Di2 system offers the digital precision of Shimano electronic shifting and synchronized shifting. Shifter Features Raised hood head prevents hand misalignment and slippage Recessed finger notch prevents upward slipping Anti-slip texture and brake lever coating Improved braking input performance Higher brake lever axis and curved brake lever Improved grip and confidence on choppy surfaces and descents Higher braking efficiency reduces fatigue on long rides Caliper Features Excellent heat dissipation Flat mount and anti-mud specification Convenient tool access Simple wheel replacement Easy and clean bleeding system Never hesitate to tackle rough surfaces Simple set up and maintenance Specifications Weight: 373g / pair of shifters only Brake caliper: BR-RX810Front shifter speeds (left):2Rear shifter speeds (right): 11 | Shimano | Grx St-Rx815 Disc Brake Front, Left, 2 Speed | Aluminum