This 5.56 chambered 11.5 inch Government Profile Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension.
All NFA/ATF Rules Apply
You may use this barrel with a lower receiver that is a Registered SBR, Machine Gun, or Pistol. Possession of this barrel along with a Non-NFA lower receiver is Prohibited, except when installed on a Pistol configuration firearm.
Material 4150 Chrome Moly Vanadium
Finish QPQ Corrosion Resistant
Gas System Length Carbine
Gas Block Journal .750"
Twist Rate 1:7 inches
Muzzle 1/2x28 Threaded