Shimano Ultegra ST-R8170 Di2 12-Speed Hydraulic Dual-Control Lever

Description

Shimano’s Ultegra ST-R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano’s proven SERVO-WAVE technology. The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting. Your time on the bike is precious, let Shimano make it even better.

• The wireless connection provides a clean cockpit, enhancing the aerodynamic effect and easy maintenance
• Unparalleled ergonomics engineering refined with feedback from professional riders
• Raised hood peak improves ergonomics
• Brake control is optimized with light and smooth lever action
• Enhanced modulation thanks to an expanded braking control area
• Compatible with wireless or wired connection
• High electronic energy efficiency, with 1.5 to 2 years of battery life from CR1632 shifter batteries
• Can be used with additional satellite shifters

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