BCA AR-15 24" Parkerized 4150 Steel Bull Barrel, 5.56 NATO, Straight Flutes, Rifle Length Gas System w/ 1:7 Twist, Unthreaded

Special Price $94.84 was $146.99
In stock

SKU: B556RBB2417(PF)

  • 24" Parkerized 4150 Chrome Moly Vanadium Barrel Unthreaded
  • Bull Barrel Profile
  • 1:7 Twist
  • Straight Flutes
  • 5.56 NATO Caliber
  • Rifle Length Gas System

BCA Barrels are manufactured from two types of steel.

  1. 4150 Gun Quality Steel, Heat Treated to RC 28-32 Hardness, and Stress Relieved.
  2. 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.

More Information
SKU 374-B556RBB2417(PF)
Weight 4.2900
Length 24
Profile Bull
Twist 1:7
Finish Parkerized
Material 4150 Chrome Moly Vanadium
Caliber 5.56 NATO
Feed Ramp M4
Flutes Straight Flutes
Gas System Rifle
Gas Block System 0.936
Gas Hole Diameter 0.093
Platform AR-15