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5.56 NATO 20" Black Nitride Heavy Barrel W/ 1:7 Twist - Rifle Length Gas System

MPN: 1503

PRODUCT DESCRIPTION

Premium Grade AR-15 Heavy Barrel, 20",1:7 twist - Black Nitride

Gas port drilled for rifle-length gas set up and comes threaded 1-2X28 for standard muzzle devices.

Barrel Extension in the rear with feed ramps ready to install into the receiver.

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

This is a premium grade 20" AR-15 Heavy Barrel from a renowned U.S. contractor/barrel manufacturer. These premium barrels are renowned for their deep, crisp, and consistent rifling and extreme accuracy. These parkerized barrels start with 4140 Gun Barrel quality steel and are then heat-treated and stress relieved to a hardness of Rockwell C 28-32. These barrels are manufactured on modern CNC equipment to machine the barrel completely. They drill, ream, rifle, turn, chamber ream, pin the Barrel Extension, drill the gas hole, and mill the flutes, all on late model CNC Equipment. The Barrels are manufactured under the ISO 9002 Quality System and go through a Final Inspection before shipping.

SPECS
Additional No
SKU ACC-B556RHB2017-M
Country of Manufacture United States
License Requirement None
Manufacturer US Contractor
Mfg. Part Number 1503
UPC No
Caliber/Gauge 5.56x45
Action No
Barrel Length 20"
Barrel Twist 1:7
Barrel Bore Type Fully Rifled
Barrel Finish Nitride
Barrel Fluting None
Barrel Profile Heavy
Mount Type No
Beam Color No
Firearm Fit AR-15
Threaded Barrel No
Condition New
Free Shipping No
Weight 1.00 Lbs

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