Ballistic Advantage 6mm ARC 20 in 1-7 DMR Barrel

Description

The Ballistic Advantage Premium Black Series 6mm ARC barrel is a 20 in DMR-contour rifle barrel with a 1-7 rate of twist, machined from 416 stainless steel and finished with a QPQ corrosion-resistant coating. It includes a Nickel Boron coated extended M4 feed ramp extension and is threaded 5/8-24 for muzzle device compatibility. Designed for a rifle-length gas system, this barrel is intended for precision-oriented AR-15 platform builds in 6mm ARC. The specification set focuses on material, finish, and configuration suitable for sustained accuracy applications.

Key Specifications

• The barrel measures 20 inches in length for a DMR-contour profile.
• The cartridge is chambered for the 6mm ARC.
• The rate of twist is 1-7 (turns per inch).
• The contour is specified as DMR.
• The barrel is machined from 416 Stainless Steel.
• The finish is QPQ Corrosion Resistant.
• The muzzle is threaded 5/8-24.
• The gas system length is Rifle.
• Features a Nickel Boron Coated Extended M4 Feed Ramp Extension.
• The barrel weight is 2.89 lbs.

Built to integrate into AR-15 platform builds, this Premium Black Series barrel combines a corrosion-resistant QPQ finish with a stainless-steel bore and a DMR contour to provide a stable foundation for precision shooting and long-range work. The 1-7 twist and 6mm ARC chambering accommodate heavier-for-caliber projectiles, while the threaded muzzle and rifle-length gas system help simplify integration into purpose-built rifles. For shooters assembling a high-performance AR chambered in 6mm ARC, this barrel delivers the core attributes expected for accurate, long-range applications.