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    DPMS AP-4 and I got an issue

    Re: DPMS AP-4 and I got an issue Ok, so the culprit was the hammer, which was contacting the bolt group when I charged it. Because I have a timmeny AR-10 trigger system in it. There is a lot less play in the hammer and the hammer is also larger. It turns out that pretty much all AR model...
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    DPMS AP-4 and I got an issue

    Re: DPMS AP-4 and I got an issue Ok guys, sorry I've been in Fort Polk, La. for a month so getting back to all of you has been a challenge. I'm going to start looking into all these things tonight and let you guys know what I find.
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    DPMS AP-4 and I got an issue

    So I have a DPMS AP-4, that I may have fired a total of 100 rounds through it. My issue is that recently when I pull the charging handle back. I meet some extra resistance at about half way. Now I know that my bolt isn't properly staked on one side. I have also recently replaced the stock...