I'm not sure if anyone put up one of these yet. From Jan. '65 PHR
If you look closely at the hub of the spinner you can see that the tapered edge is rather wide. This is the Rader style. Most spinners that M/T produced had a much narrower edge. Go to the M/T Rader wanted ad and compare to the pic of the wheel on my car. Just another dumb piece of trivia....
Verne