Shimano Di2 SM-EW90-B E-Tube Cockpit Junction Box: 5-Port (New take-off)
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. The SM-EW90 junction box features an integrated battery level indicator, charging port, and gear index setup switch.
*Box only, no shims included. What is pictured is what you get*
New. This has been mounted and spun through the gears while in a stand, but never ridden.
- Shims/Spacers/mount NOT included
- MSRP: $120
Dura-Ace Di2 9070