
Shimano Di2 5-Port External Connection Box SM-EW90-B
External connection housing Shimano Di2 5 ports SM-EW90-B plugs under the gallows of the bike and comes to connect to the threads of the speed change controllers Di2 and at the junction wire of the lower tube.
It is useful in case of breakdown to enjoy the transmission without having to buy the whole system.
It incorporates a level battery charge indicator and a gear index adjustment switch.
Detailed specifications of the external connection housing Shimano Di2 3 SM-EW90-B ports:
- Versions: 5 ports
- Weight: 11 g
- Compatibility : Dura-Ace Di2 9070 / Ultegra Di2 6870
External connection housing Shimano Di2 5 ports SM-EW90-B plugs under the gallows of the bike and comes to connect to the threads of the speed change controllers Di2 and at the junction wire of the lower tube.
It is useful in case of breakdown to enjoy the transmission without having to buy the whole system.
It incorporates a level battery charge indicator and a gear index adjustment switch.
Detailed specifications of the external connection housing Shimano Di2 3 SM-EW90-B ports:
- Versions: 5 ports
- Weight: 11 g
- Compatibility : Dura-Ace Di2 9070 / Ultegra Di2 6870
Original: $173.66
-65%$173.66
$60.78Description
External connection housing Shimano Di2 5 ports SM-EW90-B plugs under the gallows of the bike and comes to connect to the threads of the speed change controllers Di2 and at the junction wire of the lower tube.
It is useful in case of breakdown to enjoy the transmission without having to buy the whole system.
It incorporates a level battery charge indicator and a gear index adjustment switch.
Detailed specifications of the external connection housing Shimano Di2 3 SM-EW90-B ports:
- Versions: 5 ports
- Weight: 11 g
- Compatibility : Dura-Ace Di2 9070 / Ultegra Di2 6870





















