Shimano Di2 EW-RS910 Junction A Charging Point Frame/Bar Plug Mount

<li>This junction A is required to connect the shifters via E-tube wires to the down tube junction wire</li><li>For either specific frame mount or handlebar end plug mount<li>2-port design</li><li>Battery level indicator feature</li><li>E-tube EW-SD50 wires not included</li><li>Additional charging point when using internal battery</li><li>Gear index setup switch to allow fine tuning via shifter buttons</li><li>Reliable and secure water resistant connectors</li>