SHIFT/BRAKE LEVER, ST-R8170,ULTEGRA, WIRELESS/WIRED SHIFT/HYDRAULIC DISC BRAKE, LEFT, 2-SPEED, 6TH GROUP, IND.PACK

Original Shimano parts guarantees that all components work perfectly for optimum performance and maximum safety and longevity. More intuitive shifting operation|Updated features and more defined click feeling|Clearer separation between shift buttons support quick and precise shifting while operating with thick gloves|Customizable functionality to match the rider's style|Each switch has the option for multi-shift ON or OFF|E-TUBE PROJECT|Programmable function of ST top button remote switch for third party cycle computer and shifting|More Reach Adjust range|2x11-speed