Don't encourage the fuk head
It's a Core 15/magpul so it's probably made up of different parts. It should still function properly though. It's very accurate & have flattened turkeys out @ 300+yds with 62gn FMJ's(lasered distance). I'll take it to a gunsmith to have the chamber checked. The other cause I thought would be dirty shell cases but they're as clean as I can get them.
Thanks for your advice.
Phil.
Has it always done it? Does it do it with factory loads. How many times has your brass been loaded? I'm 95% sure a small base die will fix your problem. I had they same problem with one of my AR uppers. The same load and cases would run fine through 4 different uppers but would not extract a non fired round easily on the problematic upper. Switched to using a small base die (redding in my case) and problem solved.
Thanks for that. I'll get the gunsmith to look @ it then go from there. It'll be interesting to see how it goes. Sometimes the rifle loads & fires ok then a round won't slam home so I have to resort to the knife handle job to try to extract it. Even the ones I've reloaded from the AR's previous firings won't fit again sometimes.
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