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AR-15 16" M4 Contour Barrel,1:8, 5.56 NATO, Stainless

MPN: 1217-B556CM41618(SS)  |  UPC: itm2411

PRODUCT DESCRIPTION

Premium Grade AR-15 Barrel 16" M4 Contour, w/ 1:8 Twist 5.56 NATO Carbine length, Stainless/Black Nitride

Carbine gas system, .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/ 1:8 Twist, 5.56 NATO, Stainless

Carbine gas system, .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: 1:8
Finish: Stainless
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-B556CM41618-SS-166
Country of Manufacture United States
License Requirement None
Manufacturer US Contractor
Mfg. Part Number 1217-B556CM41618(SS)
UPC itm2411
Caliber/Gauge 5.56x45
Action No
Barrel Length 16
Barrel Twist 1:8
Barrel Bore Type No
Barrel Finish Stainless
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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