^^This^^
it's not trashed merely updated to something more tactical.
The question is WTF was "your friend" thinking that would solve the problem, by drilling out the take down pin hole?
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I was fortunate to build my first with a gunsmith, and YouTube walking me thru it all. Yes, my friend, attempted on his on. He tossed me the lower and has already bought and built one. I didn't know if I could salvage this and make it another truck gun.
Thunder... what are those pins?
henpeck, I'll pm you tomorrow.
They're KNS Enhanced Takedown Pins