Shimano Dura-Ace Di2 Wire Harness Kit
Separate front and rear wire harness kits for Dura-Ace 7970/7971-Di2 electronic shifting systems. Battery cradle included with rear wire harness but battery sold separately (along with separate charger and power cord). Rear wire kits include a black, downtube wire cover/channel (also available as extras or in white or grey for better color matching). Frame sizing for rear wire kits: S-small (770mm), M-medium (830mm), L-large (890mm). Most 53-59cm frames will utilize a medium kit. Please utilize a BTI customer service associate or Shimano USA for more on proper sizing. (frame must also have a threaded hole in the bottom bracket shell for mounting).
Item Specifications:
Type:
Front
Rear