hah - yeah, gonna call over there - I also realized I was looking at the wrong camber plates:
https://vorshlag-store.com/collectio...13539286941758 (is the correct one - for anyone in the future)
But it doesn't help clear up the question:
I'm not sure where Vorshlag got the 19 and 22 top nut numbers...I've seen nothing in research to indicate that the top nut is either size