Features Electronic cable and fittings for TT spec ST-7971 and SW-7971 shifters and switches to junction boxFlightDeck compatibleReliable/secure water resistant connectors. Shimano Di2 SM-EW79A Aerobar Wiring Harness for TT Triathlon New in Box. Dura-Ace 7970 is a Di2 series from Shimano. Di2 stands for’Digital Integrated Intelligence’. Di2 This innovative technology is still based on Shimano’s Index System (SIS) which has proved its superiority in gear changing performance over the years compared to non-SIS systems. The difference is that the shifting is provided by electronics rather than mechanics. Shimano’s SM-EW79AI allows TT and Triathlon handlebars to be used with the 7970 system. All sale prices subject to change. All brands are registered trademarks of their respective holders. The item “Shimano Di2 SM-EW79A Aerobar Wiring Harness for TT Triathlon New in Box” is in sale since Friday, December 4, 2015. This item is in the category “Sporting Goods\Cycling\Bicycle Electronics\Other Bicycle Electronics”. The seller is “planetcyclery” and is located in Broomfield, Colorado. This item can be shipped worldwide.
- Brand: Shimano
- MPN: SM-EW79AI