Bushmaster Upper Receivers

Bushmaster Upper Receivers

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  • Details

    Bushmaster – AR Lost Parts Kit

    $15.25
    AR-15 Parts Kit of all the most critical springs, detents, inserts and pins will get your gun back to full function in short order. Includes 4 Takedown Pin Detents, 4 Takedown Pin Detent Springs, 2 Buffer Retainers, 2 Buffer Retainer Springs, 2 Firing Pin Retaining Pins, 2 Safety Detents, 2 Safety Detent Springs, 2 Extractor Spring Inserts, 2 Extractor Springs.
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  • Details

    Bushmaster – M4A3 Upper Assembly, 5.56 NATO

    $448.00
    M4A3 Upper Assembly .223 Caliber 16 Inch Barrel With Solid Removeable Carry Handle. A3 Upper With Solid Removeable Carry Handle. Light weight, chrome lined 16 inch barrel assembly has the cutout profile designed to mount the M203 Grenade Launcher.
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