The Ballistic Advantage Modern Series DRP Barrel (brand part no. BABL556003M) is an 8-inch, 5.56x45mm NATO AR-15 barrel machined from 4150 chrome moly vanadium steel and threaded for a compatible muzzle device. Ballistic Advantage finishes the barrel in a QPQ corrosion-resistant coating and extends that same QPQ treatment onto the M4 feed ramp for consistent, reliable feeding, giving a builder a durable, ready-to-run barrel for a compact AR-15 pistol build.

Key Specifications

• Chambered in 5.56x45mm NATO.
• Barrel length of 8 inches.
• Part of the Modern Series DRP profile lineup.
• Machined from 4150 chrome moly vanadium steel.
• Finished in a QPQ corrosion-resistant coating.
• QPQ-coated M4 feed ramp extension for reliable feeding.
• 1:7 rate of twist.
• Threaded muzzle for a compatible muzzle device.
• Finished in Black.

Frequently Asked Questions

What caliber is this barrel chambered in? 5.56x45mm NATO.

What is the rate of twist? 1:7.

What finish does this barrel have? A QPQ corrosion-resistant coating, extended onto the M4 feed ramp.

Buy the Ballistic Advantage Modern Series DRP Barrel

Build a compact, reliable 5.56 AR-15 pistol with a genuine QPQ-finished barrel. Order it from our AR barrels selection at our Lubbock, Texas gun shop for fast, direct shipping.