Sorry, I just noticed this response.
The adapter is an A06 from Forever Sharp.
I spoke w/ the owner of FS about the wheel and he said they're not currently making them, but he's thinking about bring it back.
Here's Fs's wheel-
https://www.carid.com/forever-sharp/...ch-lw-hp6.html
Here's a similar product (may be the same, who knows?)-
https://www.amazon.com/Chrome-Classi.../dp/B078NT99QW