Description
Double control lever for derailleur and brake (for racing handlebars, hydraulic disc brake) Shimano Ultegra ST-R8170-R
Streamlined cockpit: wireless connection improves aerodynamicsSMe and facilitates maintenance・Unmatched ergonomic engineering developed through feedback from the pros "Raised handle tip improves ergonomics・Optimized brake control "Smoother, smoother lever operation "Improved modulation thanks to extended brake control area・Compatible with wired and wireless connection・Available for additional satellite controls・Optimal management of electronics "1.5 to 2 years of battery life with easy-to-change CR1632 batteries for shifters
