Shimano
Shimano Di2 EW-RS910 Bar End Junction Box
$159.95Features
The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion and stretching, but provides effortless gear shifts
This junction A is required to connect the shifters via E-tube wires to the down tube junction wire
For either specific frame mount or handlebar end plug mount
2-port design
Battery level indicator feature
E-tube EW-SD50 wires not included
Additional charging point when using internal battery
Gear index setup switch to allow fine tuning via shifter buttons
Reliable and secure water resistant connectors