Shimano St-R8170 Ultegra Hydraulic Disc Brake Set

Control the road with the Shimano Ultegra ST-R8170 Di2 Shifter W/ BR-R8170 Caliper set, designed for the new 2x12 speed Shimano drivetrain. Shimano&';s new Ultegra ST-R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano&';s proven SERVO-WAVE technology. The all-new Di2 platform, used on both Dura-Ace and Ultegra, untethers the shifters while delivering the world&';s fastest, most reliable wireless shifting. To the delight of riders and mechanics alike, the new Ultegra BR-R8170 caliper delivers enhanced modulation, a quieter brake system, and an easier than ever bleed process. The Ultegra R8170 disc brake caliper brings a new level of control to the road cycling world with enhanced modulation and a quicker initial braking point. Despite its smaller construction, the system is quieter than ever and easier to maintain. Features: a Clean Cockpit: Wireless connection enhances the aerodynamic effect and easy maintenance a Wireless shifting customization via Shimano E-Tube Project App a High electronic energy efficiency, 1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries a Unparalleled ergonomics engineering refined with pros&'; feedback a Raised hood peak improves ergonomics a Optimized brake control a Lighter, smoother lever action a Enhanced modulation thanks to an expanded braking control area a Compatible with wirelessly or wired connection a 10% wider pad clearance decreases brake noise a Maintenance-friendly bleeding process