Shimano Di2 Junction Box
If you use it combined with one of the old batteries external sm bmr1 sm bmr2 or internal sm btr2 it.
Shimano di2 junction box. Looking at a neat solution for wiring up the new handlebar junction a the rs910. Di2 junction box mount quantity add to cart sku. All accessories computer mount accessories tags. Shimano s e tube di2 junction box also known as the b junction connects all your component and battery wires to make assembly much easier.
Cable guides that screw into existing holes or buy the shimano di2 wire cover. Just because you can build a di2 system without a. The e tube di2 junction box is what is referred to as the b junction. What does the button on the junction box do.
Both the current and the previous generation di2 have a button on the junction box. Shimano s sm ew90 b 5 port junction a mounts neatly to the bike stem and connects with e tube wires from di2 shifters accessory shifters and the downtube junction wire. Depending on what battery you use the button does different things. It s easy to check your di2 battery s charge level.
It s a crucial item along with the five required wire sections to operate your ultegra 6770 ultegra 6870 or dura ace 9070 di2 shift system. Planning the routing and looking at tools needed for the job. It s a crucial item along with the five required wire sections to operate your ultegra 6770 ultegra 6870 or dura ace 9070 di2 shift system. This is the point in the wiring system where all the component pieces converge.
The junction box on road bikes can be. Shimano s e tube di2 junction box also known as the b junction connects all your component and battery wires to make assembly much easier. Di2 holder junction box shimano. It s a crucial item along with the five required wire sections to operate your ultegra 6770 ultegra 6870 or dura ace 9070 di2 shift system.
Internal or external junction box a or system informations display mtb internal or external junction box b optional. The list of components in this build is. A b battery bt dn110 or the external.