A 300 Blackout upper assembly is a complete upper receiver unit for AR-15 rifles, chambered in 300 AAC Blackout. It typically includes the upper receiver, 300 Blackout barrel, handguard, gas system, and sometimes a bolt carrier group and charging handle. This assembly works with standard AR-15 lower receivers, compatible magazines, buffer systems, and other AR-15 components, allowing for easy caliber conversion and reliable performance in hunting, home defense, and tactical builds.
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Select optionsQuick View7.5″ 300 Blackout Upper 7″ Keymod No BCG or Charging Handle
$195.95In stock
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