Shimano Di2 SM-EW90-A Verteilereinheit Junction Box 3-Port Bestand 12_25 Perfect for training and racing

Perfect for training and racing

The 45 mm rim height and flat spokes ensure extremely low weight and excellent aerodynamics

The TCS Tubeless Ready version ensures optimal puncture protection and riding performance at reduced air pressure

Rebound Clicks: 11

Brake mount: Flatmount 140 mm

Shimano Di2 SM-EW90-A Verteilereinheit Junction Box 3-Port Bestand 12_25 Perfect for training and racingThe Shimano SM EW90 A Junction Box is an essential component for your electronic Shimano Di2 shifting system. This 3 port distribution unit provides a practical and aesthetically pleasing solution for mounting under the stem. It serves as a central hub to connect the E TUBE wires from the Di2 shifters to the rest of your bike. With integrated features such as a battery level indicator and a charging port, this distribution unit not only enhances