mil-spec Receiver

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    AR-15 Lower Receiver Terms Explained

    Buying an AR15 lower receiver can be a little intimidating and comes with a fair bit of terminology, so here are ten terms we think you should know before buying an AR15 lower. The Lower Receiver This is the part of an AR15 that houses the trigger, sear, and buffer assembly. This is what you’re trying to buy, and it…

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