From what I've read the only piece that's relevant with 3D is the lower receiver, everything else needs to be machined steel (upper and barrel anyway).
If 3D printing could do steel instead of enamels (or whatever it is) this would be a more interesting story.
Correct me if I'm wrong, please.
First read this thread.
This thread also
I just bought a stock GN as well. I read a lot before buying but when I got the car it opened up many new cans of worms that I had to research.
I wish I had a garage...
Yeah I saw that one as well. Thank you.
It's a shame they don't contact real GN experts before doing these shows. I have very limited knowledge about these cars but it's like watching a trainwreck. You can't look away because it's about your car but the whole time you're grimacing because...