Shimano Dura-Ace 7971-Di2 Bar-End Brake/Shift Levers
· Reverse-style, bar-end brake levers with built-in Di2 electronic shifter buttons for Time Trial and Triathlon bullhorn/clip-on applications (requires separate wire harness, battery pack, and front/rear derailleurs)
· Superlight carbon fiber lever blade with reach adjust and a composite bracket with an internal expander system to fit 19.0-22.5mm internal / 22.2-24.0mm external bar diameters (for reverse levers without Di2 shifter buttons, see SH-56090/56095)
· Includes brake cable/housing set (shifting wiring harness kits sold separately)
Item Specifications:
Model:
ST-7971
Speed:
2x10sp
F/R:
Set
Body/blade:
composite/carbon
Weight:
130g