This .300 Blackout chambered 9 inch 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.
Length: 9″;Material: 4150 Chrome Moly Vanadium”
Profile: DRP
Finish: QPQ Corrosion Resistant
Gas System Length: Pistol
Gas Block Journal: .750″;Twist Rate: 1:7 inches”
Muzzle: 5/8×24 Threaded
Weight: 21oz
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