Shimano EW-AD305 Di2 Conversion Adapter

• EW-SD300 wires use a slim 3.45 mm diameter plug, they can be connected to the 5.1 mm EW-SD50 wires with the use of EW-AD305 adapter
• Reliable and secure water resistant connection
• For : EW-SD50 and EW-SD300, SD50 PORT X 1, SD300 Port X 1

*NOTE: The EW-AD305 does not have Bluetooth connectivity