Shimano Ultegra Di2 Tech.mov
- 6 years ago
Shimano Ultegra Di2 brings electronic shifting to the masses. Coming in at roughly half the price of the Dura-Ace version, it takes the technology and improves upon it with a lighter, easier wiring system and provides all the performance in a package that only weighs about 250g more. For the full story, check out http://www.bikerumor.com