Our 5.56 chambered 14.7 inch Pencil Profile Mid-Length Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension.
The .625” barrels are called this due to .625″ diameter at the gas block journal. This profile is a thinner and lighter weight version of the original .750".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 permanently attaching a muzzle device extending the length to 16 inches.
|Material||4150 Chrome Moly Vanadium|
|Finish||QPQ Corrosion Resistant|
|Twist Rate||1:7 inches|
|Gas System Length||Mid-Length|
|Gas Block Journal||.625"|