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Shimano Dura Ace Di2 ST R9180 2x11 STI Shifter & Hydraulic Disc Brake Lever Set For TT / Triathlon Handlebars. Introducing the new Dura-Ace Di2 triathlon dual control lever for hydraulic disc brakes. This 2x11 speed shift lever is slimmer and more aerodynamic with an improved grip feel for intuitive shifting control and optimum power transfer for better confidence in race conditions. Improved shift switch placement for easy operation without removing hands form the bars. A single button on each side of the shift lever is designed to work with Synchro Shift, to give riders the ability to utilize a single gear shifter that can control both the front and rear derailleurs through programmable gear mapping. The R9180 is fully customizable to fit any rider style and is designed with integrated E-TUBE cable and internal brake cable routing for enhanced cockpit aesthetic and aerodynamics.
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