Shimano ST-RX815 GRX Di2 Hydraulic Disc Brake Set

Designed for riding on rough roads, through gravel and mud, to be able to carry on in comfort, stress-free, to wherever you want, to allow you to achieve that unique sense of accomplishment. The first groupset designed for Gravel riding Explore beyond 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 Series: Shimano GRX Di2 11-speed Brake Fluid: Shimano mineral oil Pre-bled with BR-RX810 brake caliper and SM-BH90-JK-SSR hose kit Includes K03S Resin finned brake pads (also compatible with K04S, and L04C pads) Brake Mount: flat mount caliper Recommended Brake Rotor: SM-RT800 (sold separately) Free Stroke Adjust: Yes Servo Wave Mechanism: Yes Tooled Reach Adjust: Yes E-tube Ports: 2 Compatible Derailleur Type: 11-speed road Di2 1x11 Recommended Cassettes: CS-M8000, 11-40t/11-42t 2x11 Recommended Cassettes: CS-R8000, 11-30t/11-32t; CS-HG800-11, 11-34t Includes OT-SP41 shift housing, and Polymer coated cables