The 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.
- Length: 14.7"
- Material: 4150 Chrome Moly Vanadium
- Profile: Pencil
- Finish: QPQ Corrosion Resistant
- Gas System Length: Mid-Length
- Gas Block Journal: .625"
- Twist Rate: 1/7
- Muzzle: 1/2x28 Threaded
- Weight: 21oz