E-TUBE Junction A - Built-in type for frame or handlebarDesigned for use as a bar-end on drop handlebars or with designated frames, the RS910 junction is a 2-port option for internal E-TUBE wire routing, charging, battery monitoring, and shift mode switching.

More Info

The EW-RS910 E-Tube Di2 Internal Junction-A is the key element for connecting your Shimano Di2 drivetrian. It mounts in either a bar end or, in the case of some frames, in purpose-built ports in order to connect Di2's disparate bits and provide a conveniently accessible charging port.

More Info