PSA 20" 5.56 NATO Hammer Forged 410 Stainless Steel Heavy profile barrel.
The barrel bore is hammered into shape, with the lands and grooves of the bore formed around a tapered mandrel. This hammer forging process work hardens the steel, making it more durable.
Chambered in 5.56 NATO
M4 barrel extension
Recessed target crown
Rifle length gas port
Please check the barrel closely for any irregularities. It is the builder's responsibility to check headspace before assembling.
In the unlikely event you have an issue with a barrel, STOP AND DO NOT ASSEMBLE. Contact Customer Service.