Specifications:
- 13.9in Modern Series Barrel
- 4150 Chrome Moly Vanadium Steel
- QPQ Corrosion Resistant Finish
- Nickel Boron Coated Extended M4 Feed Ramp Extension
- 1:7 Twist
- Muzzle: 1/2×28 Threaded
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.