The Adams Arms AA-15 5.56 is a reliable, short-stroke gas piston-driven AR-15 rifle designed to run cleaner and cooler than traditional direct-impingement (DI) systems.
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The Adams Arms AA-15 5.56 is a reliable, short-stroke gas piston-driven AR-15 rifle designed to run cleaner and cooler than traditional direct-impingement (DI) systems.
