Quote:
Originally Posted by mark46th
My son is an LEO- While adjusting a new optic, his M4 started have a failure to cycle. He took it to his armorer who discovered a piece of primer in the gas tube. The armorer said he had never seen anything like it in 30 years. The armorer thought it was the Winchester ammo he was using...
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Guys:
Happened to me with a JP upper and some handloads. Can't remember the brand of primer. The primer blew and got stuck in the gas key. Had to totally replace the gas key.
I can't begin to imagine the probability of that happening as the primer barely fits into that thing.
Gene