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AR-15 16" M4 Contour Barrel, 5.56 NATO, 1:9, Black Nitride

MPN: 1250  |  UPC: ITM2346

PRODUCT DESCRIPTION

Premium Grade AR-15 Barrel 16" M4 Contour, w/ 1:9 Twist, 5.56 NATO, Carbine length, Black Nitride Finish

Carbine length gas system, with .07 gas port, .750 gas block diameter, and threaded for comp. Barrel extension installed with M4 feed ramps.

Don't forget the AeroShell 33MS Mil Spec Armorer's Grease!

Premium Grade AR-15 Barrel 16" M4 Contour, W/ 1:9 Twist, 5.56 NATO, Carbine length, Black Nitride Finish

Carbine length gas system, with .07 gas port, .750 gas block diameter, and threaded for comp. Barrel extension installed with M4 feed ramps.

100% American made. Barrels are manufactured from two types of steel.

  • 4150 Gun Quality Steel, Heat Treated to RC 28-32 Hardness, and Stress Relieved.
  • 416 Stainless Steel, Heat Treated to RC 28-32 Hardness, and Stress Relieved.
  • They are Drilled, Reamed, Rifled, Turned, and if Applicable, fluted on CNC Machines. All our Finished Barrels go through a 100% Inspection Process.

    Inspections Equipment includes CMMs and Air Gauges for the Bores. Our Barrels are manufactured under the ISO-9002 Quality Systems.

    SPECS
    Additional Length: 16
    Profile: Contour
    Twist: 1:9
    Finish: Black Nitride
    Material: 4150 Chrome Moly Vanadium
    Thread Pitch: 1/2 x 28
    Caliber: 5.56 NATO
    Feed Ramp: M4
    Flutes: N/A
    Gas System: Carbine Gas Block System: 0.750
    Gas Hole Diameter: 0.072
    SKU ACC-B556CM41619-M-131
    Country of Manufacture United States
    License Requirement None
    Manufacturer US Contractor
    Mfg. Part Number 1250
    UPC ITM2346
    Caliber/Gauge 5.56x45
    Action No
    Barrel Length 16
    Barrel Twist 1:9
    Barrel Bore Type No
    Barrel Finish Nitride
    Barrel Fluting None
    Barrel Profile M4 Contour
    Mount Type No
    Beam Color No
    Firearm Fit No
    Threaded Barrel No
    Condition New
    Free Shipping No
    Weight 1.90 Lbs

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