Ballistic Advantage Modern Series DRP 300 Blackout 8-inch Barrel

The Ballistic Advantage Modern Series DRP barrel is an 8-inch, pistol-length AR barrel chambered for .300 Blackout. It is machined from 4150 Chrome Moly Vanadium steel and finished with a QPQ corrosion-resistant treatment; the barrel also includes a QPQ-coated M4 feed ramp extension and a threaded muzzle. The barrel is offered in a DRP profile with a 1:7 rate of twist and is intended for compact AR pistol builds or SBR platforms. All NFA/ATF rules apply as noted by the manufacturer.

Key Specifications

• The barrel length is 8 inches.
• The caliber is .300 Blackout (.7.62x35mm).
• The rate of twist is 1:7.
• The barrel is machined from 4150 Chrome Moly Vanadium steel.
• The finish is a QPQ corrosion-resistant finish.
• The profile is a DRP profile.
• The barrel type is pistol-length.
• The muzzle is threaded.
• The gas system length is pistol.
• The feed ramp extension is QPQ coated M4.

Designed for informed shooters building compact AR pistol or SBR platforms, this barrel pairs proven materials and a purpose-driven profile to deliver durable, consistent short-range performance. Its compact length, corrosion-resistant finish, and 1:7 twist make it a practical choice for suppressed and close-quarters configurations where reliability and longevity matter.