Social Media is reporting issues with the new Army ones.
https://www.linkedin.com/pulse/sig-sauer-p320-pistol-problems-being-reported-social-media-tilford
It appears to be integral to the BCG meaning that it could come out possibly...
I just don't get a good feeling about it until I can see one in person.
I built one about 9 months ago. Have a couple thousand rounds through it through classes. The locking block broke around the 1100 round mark. They replaced it and I haven’t had any issues since then.
Agreed, it would need to be permanately attached.
The above image is a shrouded 10-22 barrel that would allow you to run a suppressed SBR without having two stamps.