A 300 Blackout complete upper is a fully assembled upper receiver for AR-15 rifles, chambered in 300 AAC Blackout. It typically includes the upper receiver, 300 Blackout barrel, handguard, gas system, and often a bolt carrier group and charging handle. This complete upper works with standard AR-15 lower receivers, magazines, buffer systems, and other AR-15 components, allowing for easy caliber conversion and reliable performance in hunting, home defense, and tactical applications.
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Select optionsQuick View10.5″ 300 Blackout Upper with 7″ Keymod Rail No BCG or Charging Handle
$199.95In stock
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Select optionsQuick View10.5″ 300 Blackout AAC Upper with 7″ Free Float Quadrail
$199.95Out of stock
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Select optionsQuick View16″ 300 Blackout AAC Upper 10″ Quadrail No BCG or Charging Handle
$194.95In stock
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Select optionsQuick View16″ 300 Blackout AAC Upper with 10 inch Keymod Rail No BCG or Charging Handle
$194.95In stock
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Select optionsQuick View300 AAC Blackout Stainless Steel Upper 16 Inch with 12″ Slim Keymod No BCG or Charging Handle
$314.95Out of stock
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Read moreQuick ViewGhost Firearms Vital 16″ 300 Blackout Rifle Upper (No BCG, No Charging Handle) – Black
$329.95Out of stock
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