BCA AR-15 20" Black Nitride 4150 Steel Heavy Barrel, 5.56 NATO, Rifle Length Gas System w/ 1:9 Twist
BCA 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 of these machines are located at 310 McNeill Road, Sanford, NC. All of the machining of the Barrels is completed by BCA. All our Finished Barrels go through a 100% Inspection Process.
Inspections Equipment includes CMMs and Air Gauges for the Bores.
BCA has Engineers with over 40 years machining experience.
Our Barrels are manufactured under the ISO-9002 Quality Systems.
Since 2013 BCA has shipped thousands of barrels all over the US
Our customers are Gun Manufacturers, Dealers, and Individuals. We have shipped as many as 2,000 Barrels a week to one customer.
BCA's expectations is that our Barrels, 16 inch or longer, will hold a 1.000" MOA at 100 yards with appropriate ammo and shooting techniques.
We have rifle manufactures that have reported regular production barrels that shot a .700" MOA.
BCA manufactures over 60 different Barrels for the AR 15 Rifles and Pistols.
|Material||4150 Chrome Moly Vanadium|
|Thread Pitch||1/2 x 28|
|Gas Block System||0.750|
|Gas Hole Diameter||0.093|
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