Oh yea they're real. Here's a buddy of mine firing off the 9mm.

https://video.nostr.build/ec11e9fad4b5c39a96dfd68a7a08ab5db6257f332f25c1b7df52ba18f455f6ce.mp4

I think I got a pic of how it started too.

Lemme check.

Yea there's a pic before it even had a trigger well milled or trigger/safety holes drilled.