Guess it will be interesting to see where on the Isen the di2 entry will be relative to the brakes.
I guess there is a marginal benefit (in terms of tidiness from the bar end junction box with external cabling (like the illustration) compared having the JB under the stem
Already have the bars, so was hoping not to have to get new ones.
With the Pro Stem, how does the cable route from the stem and into frame>