• TacFire SPBU-556-16 AR-15 5.56 NATO 16-inch upper receiver build kit with M4 profile, M-LOK handguard, and A2 flash hider, shown in a detailed side view.
  • TacFire SPBU-556-16 AR-15 5.56 NATO 16" Upper Receiver Build Kit, M4 Profile, M-LOK Handguard, A2 Flash Hider, black metal construction with picatinny rail and lightweight design.
  • TacFire SPBU-556-16 AR-15 5.56 NATO 16-inch Upper Receiver Build Kit, showing the M4 profile upper receiver with M-LOK handguard and A2 flash hider.

    • TacFire SPBU-556-16 AR-15 5.56 NATO 16" Upper Receiver Build Kit | M4 Profile, M-LOK Handguard, A2 Flash Hider

    TacFire

    MSRP: $319.99
    Was: $299.99
    Now: $249.95
    (You save $70.04 )
    SKU:
    SPBU-556-16
    UPC:
    729205658860
    Condition:
    New
    Availability:
    Usually Ships in 3 to 5 days
    Shipping:
    Calculated at Checkout
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    Product Description

    Enhance your AR-15 build with the TacFire SPBU-556-16 AR-15 5.56 NATO 16" Upper Receiver Kit, designed for precision and durability.

    This kit features a 16-inch M4 profile barrel crafted from high-quality steel, ensuring reliable performance. With an M-LOK handguard for versatile attachment options and an A2 flash hider for reduced muzzle rise, this upper receiver is built for serious shooters.

    • Completely Assembled
    • Caliber: 5.56x45mm NATO
    • Barrel Length: 16 in
    • M4 Profile with Carbine Length Gas System
    • Barrel Twist Rate: 1-8
    • Handguard Type: M-LOK ATLAS S-ONE
    • Muzzle Device: A2 Flash Hider
    • Finish: Black Nitride
    • Gun Model: AR-15
    • Does not come with Lower or Magazine

    Elevate your shooting experience with unmatched quality and performance.

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