Left Lever Clamp Shimano Ultegra DI2 12 Speeds

Left Lever Clamp Set Shimano Ultegra DI2 12 Speeds 

-Clear display panel: Wireless connection improves aerodynamic effect and allows for simple maintenance.
-Design with unparalleled ergonomics improved with professional feedback
-The raised peak of the lever improves ergonomics
-Optimized brake control
-Lighter and smoother lever action
-Improved modulation thanks to an expanded brake control area
-Compatible with wired and wireless connection
-Available for additional satellite shift levers
-High electronic energy efficiency
-1.5 to 2 years of battery life with easy-to-change CR1632 shift lever batteries
-The 10% additional pad separation reduces brake noise
-Simple bleeding process