That is not the common thread pattern for most American suppressors. The common American thread pattern is 1/2 x 28.
I am looking at a 9mm suppressor in the next year.
The top 4 on my list are:
Octane2 HD SWR
If this is your first suppressor (or only suppressor) the Liberty Mystic has a lot of advantages. This is not my first suppressor so the other three have advantages.
As far as barrels...
and I know I am forgetting a couple other manufacturers.
Discussion of ban. The last ban did not remove the barrels fro the market, it removed the ability to legally add a threaded barrel to a NEW gun. There is no way of knowing what the politicians will plan to do with the new legislation. AND I don't think it will pass, but ....