The Ballistic Advantage Modern Series barrel in .300 Blackout features an 8″ barrel machined from 4150 Chrome Moly Vanadium steel and finished with a QPQ Corrosion Resistant coating. The M4 feed ramp extension is also QPQ coated for durability. This barrel incorporates a .750″ gas block journal, pistol-length gas system, and DRP profile.
All NFA/ATF Rules Apply. This barrel is legal for use with a lower receiver that is a Registered SBR, Machine Gun, or Pistol. Possession of this barrel with a Non-NFA lower receiver is prohibited, except when installed on a Pistol configuration firearm.
