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  1. #1
    Serial Speed Limit Breaker
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    I think many/most times it is stovepiped (fully stuck in the chamber.) It only becomes other than that as I try and resolve the misfire.

    I'll take pictures/video next time I am at the range.

    -John
    Last edited by arbol; 07-17-2023 at 18:54.

  2. #2
    Machine Gunner DenverGP's Avatar
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    Quote Originally Posted by arbol View Post
    I think many/most times it is stovepiped (fully stuck in the chamber.)
    Stovepipe is when the empty case gets stuck in the bolt/ejection port after firing. If the case doesn't come out of the chamber, thats a whole different problem.

    I had a new AR where the fired case wouldn't eject... Turned out there was a burr in the chamber, causing the brass to stick once it expanded. I used some fine steel wool on an AR chamber brush on a drill at low speed. Polished up the chamber, and never stuck another case after that.

    The other option for a stuck case would be a failed/broken extractor, or bad/missing extractor spring/o-ring. Easy to try swapping the BCG from another AR that you know runs right.



    'Unless a law-abiding individual has a firearm for his or her own defense, the police typically arrive after it is too late. With rigor mortis setting in, they mark and bag the evidence, interview bystanders, and draw a chalk outline on the ground' - Judge Benitez , 2019, Duncan v. Becerra.

    'One of the ordinary modes by which Tyrants accomplish their purpose without resistance is by disarming the people and making it an offense to keep arms.' Supreme Court Justice Joseph Story, 1840.

  3. #3
    Machine Gunner DenverGP's Avatar
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    I believe a slightly heavier buffer can also help with fail to extract, as it can delay the BCG moving backwards, giving the brass case a little longer to return to normal size after firing..

    At least that was the theory I was told when I had the issue.
    'Unless a law-abiding individual has a firearm for his or her own defense, the police typically arrive after it is too late. With rigor mortis setting in, they mark and bag the evidence, interview bystanders, and draw a chalk outline on the ground' - Judge Benitez , 2019, Duncan v. Becerra.

    'One of the ordinary modes by which Tyrants accomplish their purpose without resistance is by disarming the people and making it an offense to keep arms.' Supreme Court Justice Joseph Story, 1840.

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