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overgassed
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  1. Build It Yourself
    So I was watching a vid on the new Galil Ace Gen2 and the KNS piston. In the vid, Klayco47 said he opened up the piston all the way and it still had enough gas to cycle subs (it was still over gassed but not as bad). my question is instead of buying a$140 piston that’s sold out EVERYWHERE...
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