Originally Posted by
RubeRad
Wait, did you jury-rig Di2 shifter & actuator to drive an Alfine, or does Shimano make an Alfine IGH with a Di2 shifter?
It's a Shimano groupset. They offer Di2 in Dura-Ace, Ultegra and Alfine IGH. This is all I could find on the Shimano website:
http://www.shimano.com/publish/conte...lfine_di2.html