Derailleur control double lever Shimano Ultrega ST-R8170-L

• ・Pure cockpit: wireless connection improves aerodynamics and facilitates maintenance
• ・Unparalleled ergonomic engineering brought to point through feedback from the pros
• "Raised handle tip improves ergonomics
• ・Optimized brake control
• " Smoother and more responsive lever operation
• "Improved modulation due to expanded brake control area
• ・Compatible with wired and wireless connection
• ・Available for additional satellite controls
• ・Optimal management of the electronic part
• "1.5 to 2 years of battery life with easy-to-change CR1632 batteries for the shifters

Features

The new Shimano ULTEGRA ST-R8170 brake levers bring enhanced modulation and control to every output using proven SERVO WAVE technology from Shimano. The all-new Di2 platform, used on both the DURA-ACE and ULTEGRA, provides a clear distinction between the controls, while offering our fastest and most reliable wireless shifting. Your time on the bike is precious, let Shimano make it even more enjoyable.