Is it okay to store an NFA firearm at a place you rent/own that is not your permanent address if it is properly secured from unauthorized persons?

So I've ordered the AAC Evo-9 through the class3weapons.com and I have a Taurus PT92. AAC's site says they guarantee work by Noveske Rifle Works for threading, should I mail them my stock barrel?

I remember reading somewhere that they used an actual jacket on some .22lr in WW2 to comply with Geneva conventions, but it could have been total BS and I don't remember where I read it. If you're feeling suicidal you could always try to pull the bullets from .22 mag that's 40gr and try to seat that...

So all I have to do now is match the threads with the AR's

Will I need a spacer for using the Evo with a 92, or an AR?

I forgot to mention that I'd like an AR upper similar to the Talon, is that possible with an Evo for a reasonable cost?
From what I've seen around, almost no one is unhappy with the Evo9's which means I'm leaning towards that.

I am thinking about getting an Evo 9 for my first buy. I am looking to put on a Taurus PT92 or Beretta 92, and I want to also use it for an AR 9mm pistol platform. I've seen the numbers here and they seem to suggest that I get the Evo because it works well dry and wet. However at least for the time ...

If you look around the russians did several revisions on the cases that contained the explosion.
As for suppressing the revolvers look for something that closes the gap as you pull the trigger, they do exist.