One piece gas ring AR-10 and AR-15

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  • DadSmith

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    I've been seeing these around more and more now days. Are they the way to go next time you need to change gas rings out? Do they really last longer? What are the pros and cons if you go to one piece gas ring?
     

    BiscuitsandGravy

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    At the Ranch.
    How do you get a one-piece gas ring around the bolt?

    I think they're coiled and you have to snake it in. I've not installed one, but had a bolt that had one in it already.

    That is correct. You sort of wind it on. We had a very sticky bolt/BCG on a PSA 6.5CM last year that was causing cycling issues. Replaced the stock gas rings with a 1 piece and the bolt closes very smooth now. We moved to 1 piece gas rings a few years ago after seeing a couple 556 bolts-rings get really fouled. YMMV
     

    DadSmith

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    That is correct. You sort of wind it on. We had a very sticky bolt/BCG on a PSA 6.5CM last year that was causing cycling issues. Replaced the stock gas rings with a 1 piece and the bolt closes very smooth now. We moved to 1 piece gas rings a few years ago after seeing a couple 556 bolts-rings get really fouled. YMMV

    Thanks for the reply B&G. What brand did you use? I'm going to order in several for future replacement parts.
     

    BiscuitsandGravy

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    Thanks for the reply B&G. What brand did you use? I'm going to order in several for future replacement parts.

    We used a-
    JP EGR 308- https://jprifles.com/buy.php?item=JPEGR-308 but found it on sale.
    JSE Surplus also has a McFarland style (one piece)- McFarland Style 1 Piece Gas Ring FOR 308 - Helical

    Its a little pricey but I figured I'm not going to replace it very often. Buy once-cry once.

    Be sure it fits with your AR10 style- DPMS, etc.

    Night and day different on cycling on our PSA-6.5CM. YMMV and all that stuff.

    Take care,
    B&G
     
    Last edited:

    Mgderf

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    We used a-
    JP EGR 308- https://jprifles.com/buy.php?item=JPEGR-308 but found it on sale.
    JSE Surplus also has a McFarland style (one piece)- McFarland Style 1 Piece Gas Ring FOR 308 - Helical

    Its a little pricey but I figured I'm not going to replace it very often. Buy once-cry once.

    Be sure it fits with your AR10 style- DPMS, etc.

    Night and day different on cycling on our PSA-6.5CM. YMMV and all that stuff.

    Take care,
    B&G

    Do they make them for the AR15 platform?
     

    DadSmith

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    Oct 21, 2018
    22,567
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    Ripley County
    We used a-
    JP EGR 308- https://jprifles.com/buy.php?item=JPEGR-308 but found it on sale.
    JSE Surplus also has a McFarland style (one piece)- McFarland Style 1 Piece Gas Ring FOR 308 - Helical

    Its a little pricey but I figured I'm not going to replace it very often. Buy once-cry once.

    Be sure it fits with your AR10 style- DPMS, etc.

    Night and day different on cycling on our PSA-6.5CM. YMMV and all that stuff.

    Take care,
    B&G

    Thanks for the links. I'm stocking up on those little parts that the AR rifle needs just in case. The ones that seem to break and wear out.
     

    indyjohn

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    In the trees
    These have been popular among NRA Highpower shooters for at least the last 20 years. As stated not difficult to install, function better, and last longer. Run them in all my gas guns. +1.
     
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