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TacFire BU-556-16 AR-15 Upper 5.56x45mm NATO 16" Barrel Black Nitride Finish with Bolt Carrier Group.

MPN: BU-556-16  |  UPC: 686294505850
sale price $294 99 $339.99
This price ends 08/02/2026

In Stock


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Available for purchase in 46 states See States
Available for purchase in all U.S. States except:
  • California
  • Illinois
  • Massachusetts
  • Washington
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PRODUCT DESCRIPTION

The TacFire BU-556-16 is a complete AR-15 upper assembly, designed to fit AR-platform rifles and chambered in 5.56x45mm NATO. It features a 16-inch black nitride barrel, black anodized 7075-T6 aluminum receiver, and comes fully assembled with a bolt carrier group and M-LOK handguard for accessory compatibility. This upper is optic ready, allowing users to install their preferred sights or optics.

  • 16" black nitride barrel for durability and corrosion resistance
  • M-LOK handguard enables versatile accessory mounting
  • Complete upper includes bolt carrier group and charging handle

Engineered for straightforward installation on compatible AR-15 lowers, this TacFire upper provides a reliable option for building or upgrading a firearm with quality construction and practical features.

    This item is not available to ship to the following state(s):
    California | Illinois | Massachusetts | Washington
SPECS
Additional No
SKU ACC-TACF-BU55616
Country of Manufacture United States
License Requirement None
Manufacturer TacFire
Mfg. Part Number BU-556-16
UPC 686294505850
Caliber/Gauge 5.56x45
Action No
Barrel Length 16"
Barrel Twist 1:8
Barrel Bore Type No
Barrel Finish No
Barrel Fluting No
Barrel Profile No
Mount Type No
Beam Color No
Firearm Fit AR-15
Threaded Barrel Yes
Condition New
Free Shipping No
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