Not sure...but I realized
this was added not too long ago, which is a hell of deal for Di2.
This is the what I want though...
Apex.
Originally Posted by
Sherblock
It's been there a while, but I don't want to be afraid of tinkering with it. When something breaks on RED it'll be expensive. 105 is probably more n00b friendly ;D
Tiagra 10 speed should be coming out soon, even more affordable.
http://road.cc/content/news/31511-sh...omponents-2012