- Abstract Product Id
- Concrete Product Id
The Di2 SM-EW90-B Junction serves as an interface between cockpit and Junction B. Five ports allow triathletes to integrated diverse additional switches into the system.
Empty slots may be closed with the included dummy plugs.
· Five E-Tube ports
· Compatible cable unit: EW-SD50
· Position: under stem
· Charging socket for internal battery & firmware updates
In the box: SM-EW90-B Junction incl. mounting strap, clip and two dummy plugs
All Shimano Di2 systems except Dura Ace 7970. Ultegra 6770 systems may also be used after removal of the SM-EW67-A-E unit (two additional EW-SD50 cable units for connection to the STI required).
- Manufacturer`s ref.: