Shimano RX815 Di 2 2x 11 Speed Disc Brake. This solid disc brake is specifically engineered for gravel riding, as it offers stiff & responsive braking performance. Whether you're exploring new surroundings or riding after work with your friends, this reliable model will keep you in full control of the ride. Its lever features a raised hood head which prevents hand misalignment & slippage, so you can ride comfortably across rough road conditions. Enjoy higher braking efficiency with reduced fatigue on longer rides, thanks to its enhanced grip & stopping performance. High-Performance Disc Brake. Simple to step up & maintain, its caliper delivers superior multi-surface braking control when riding across gravel & muddy terrain. Its piston's Ice Tech technology allows for high rigidity & excellent heat dissipation, so you can tackle every adventure with constant stable braking without loss
Features: Use: Gravel, Road Speed: 11 speed Reach Adjust: Tooled Shifter Type: Dual Control Lever Oil: Mineral oil Clamp Band Inner Diameter: 23.8-24 2mm Technologies: Digital Integrated Intelligence: The revolutionary DI2 shifting system solves the challenges drivetrains present to the power-delivery equation in cycling. DI2 gives you instant, accurate, lighting-fast shifts the first & every time, at the push of a button. Even in the most extreme conditions, shifting is precise & controlled. You can change gear even under heavy load while climbing or accelerating. With DI2, you are in complete control. E-Tube: The E-Tube platform's “ Plug & play” & D-FLY wireless connections make it easier than ever to check the system's status, & apply customized settings to DI2 & Shimano Steps components with a PC, tablet or smart phone. Shimano Electronic Intelligent System: The SEIS innovative shift technology is still based on the Shimano Index System that has proved its superior gear changing characteristics over the years. The big difference is that in this case, the shifting action is provided for by electronics instead of mechanics. Ice Technologies: XTR, SAINT, DEORE XT, SLX, ZEE, DEORE LX calipers are bundled with an Ice Technology piston in order to achieve optimised lightweight, high rigidity & heat dissipation. Oversized pistons transfer hydraulic power directly to the brake pad, & ceramic material is used to avoid heat transfer for constant stable braking, providing efficient stopping power transfer without loss.A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace & XTR products) Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.