Could be mags.I'd have to see what the actual parts are, not just something in ziplock bags.
Wish and Ali Babba the Amazon of the east sell a knock junk version of almost all AR parts. And soft plastic optics that have the adjustment knobs painted on.
For folks into computers, check out the YT vids that cover buying a graphics card or building a computer using only parts from Wish. Hilarious stuff, there.Only experience with Wish