Shimano EW-AD305 SD300 to SD50 Conversion Adapter
The EW-AD305 SD300 to SD50 Conversion Adapter allows the older Shimano Di2 SD50 E-Tube wires to be connected to the newer, slimmer EW-SD300 wires. It provides a secure and reliable connection that is stable and water-resistant.
- EW-SD300 wires use a slim 3.45mm diameter plug, they can be connected to the 5.1mm EW-SD50 wires with the use of EW-AD305 adapter
- Reliable and secure water-resistant connection