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Colt AR 15 Lower Receivers

Start your AR-15 build with a stripped or fully assembled colt AR 15 lower receivers from Suprevafirearms. Our lower receivers are made with high-quality materials and come in a variety of configurations to fit you perfectly. Complete your build with one of our American Made AR-15 uppers.  Whether you are a beginner or an experienced gun builder, Palmetto State Armory has what you need to get your build started the right way. See our blog post on How to Build an AR-15 Lower Receiver.

The AR-15 has a lower and an upper receiver. The upper receiver comprises the barrel, bolt, charging handle and gas system.

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