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2-piece design allows the bottom bracket bearings to be spaced wider apart (outboard the frame) enabling the use of larger bearings and an increased axle diameter
This extra width has been lab-proven by DT to offer lower rolling resistance as well as superior comfort in conjunction with 35c and wider tyres
maintaining traction in more conditions than ever before
efficiency and added durability
Shimano SW-R9160 DURA-ACE DI2 TT Bar End Shifter Set Valves 2-piece design allows the bottomShimano SW R9160 DURA ACE DI2 TT Bar End Shifter Set Shift with more efficiency and confidence in your equipment with the SW R9160 Shimano Dura Ace Di2 TT Bar End Shifters. Constructed solely for the use of plugging into the end of your aero bars, you can stay stretched out and powering along the course for longer, with more concentration and not have to move positions to change gear ever again. Weighing just 37g, this pair of bar end shifters doesn't