I have heard that rumor too.
Printable View
A $170 printer can print durable AR Mags just fine. The same printer can print glock frames and AR receivers. Plenty of good models around.
Magpul mags are disposable, and the 3d printed one are very close in strength. PLA+ at microcenter is $17-24 per kg. And AR magazine is about 120 grams. Print slow and hot for strength.
I feel like you guys are walking into a trap. What's the next question, whether or not a store bought hacksaw can get through a wood stock and a steel barrel?
My lawyers have advised me not to answer further questions in this thread.
The first rule of Fight Club is....