This is an adapter plate that has a standard 4-hole AMPS pattern on one end that will attach to many VSM Mounts from companies like Brodit, Pro.fit and Panavise. This mount can also be screwed or bolted onto any flat surface like a dashboard. The other end has a 5mm stud on the other that will thread into the Yaesu remote head. Nothing else to buy, nice job Yaesu!
This is the final piece for a very clean instillation for your Yaesu