100%. That's why I said they claim. That would be quite the impressive accomplishment, but I've asked several times at the Ellett Bros show and been told the same every time.
The Omega is a short 7.62 can with a slightly larger than 1.5" diameter. The front end caps are replaceable and the rear can be direct threaded or used with Specwar mounts. Titanium tube, stellite blast baffle, and jam packed with 17-4 baffles after that. They claim 134 dB with standard 308 ammo...
BPI Outdoors is handling the manufacturing and sales/distribution for the Dead Air silencers. The Bergara line is an OEM barrel manufacturer for several well known companies in the industry already.
The Mask is a rimfire can.