10.5" .223 Wylde AR 15 Barrel

10.5" .223 Wylde Barrel - 4150 Black Nitride, M4 Contour, Carbine-Length Gas, 1:8 TwistBlack Rifle Depot's .223 Wylde barrels are manufactured from 4150 Chrome Moly Vanadium barrel steel with button rifling and QPQ Nitride treatment for extra corrosion resistance and barrel life.Specifications Nitride/Melonite Finish M4 Barrel Profile 5.56 NATO Cartridge Compatibility 4150 CMV Barrel Steel 1:8 barrel twist Carbine-Length Gas system 1/2x28 muzzle threadAll NFA/ATF Rules ApplyYou may use this AR-15 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. Check your local laws and jurisdictions.