![Shimano Dura Ace 7970 Di2 Sub-Group (Di2 Upgrade Kit) - Groupset Shop | Group set | Cycle part | Cycle part Online | Bike part | Bike part Online Shimano Dura Ace 7970 Di2 Sub-Group (Di2 Upgrade Kit) - Groupset Shop | Group set | Cycle part | Cycle part Online | Bike part | Bike part Online](http://groupset-shop.com/product_images/o/152/2012_Shimano_Dura_Ace_7970_Di2_Sub-Group_%28Di2_Upgrade_Kit%29___57709_std.jpg)
Shimano Dura Ace 7970 Di2 Sub-Group (Di2 Upgrade Kit) - Groupset Shop | Group set | Cycle part | Cycle part Online | Bike part | Bike part Online
![gearEleven International: Shimano RD-7970 Dura-Ace Di2 Rear Derailleur Compatibility and Specifications gearEleven International: Shimano RD-7970 Dura-Ace Di2 Rear Derailleur Compatibility and Specifications](https://4.bp.blogspot.com/_ZtSLQa6nzkE/TNYo5lSY5GI/AAAAAAAAAYk/IJE66vZQnyw/s1600/shimano-rd-7970-gear11-japan.gif)
gearEleven International: Shimano RD-7970 Dura-Ace Di2 Rear Derailleur Compatibility and Specifications
![Amazon.com : Shimano Dura-Ace Di2 7970 10-Speed EW-7972 Base B & BoltS(M3X6) - Y7E098010 : Sports & Outdoors Amazon.com : Shimano Dura-Ace Di2 7970 10-Speed EW-7972 Base B & BoltS(M3X6) - Y7E098010 : Sports & Outdoors](https://m.media-amazon.com/images/I/51FegfyISNL._AC_SX425_.jpg)
Amazon.com : Shimano Dura-Ace Di2 7970 10-Speed EW-7972 Base B & BoltS(M3X6) - Y7E098010 : Sports & Outdoors
![Shimano Ultegra and Dura-Ace Di2 Electronic Shifting – Everything You Need to Know – Carlton Bale .com Shimano Ultegra and Dura-Ace Di2 Electronic Shifting – Everything You Need to Know – Carlton Bale .com](https://carltonbale.com/wp-content/uploads/2013/08/Shimano_Dura-Ace_Di2_7970_Tri_TT_Groupset1-738x385.jpg)