10.5 300 Blackout 4150 Parkerized Heavy Barrel

10.5" heavy profile barrel made of 4150 chrome moly vanadium steel with a parkerized finish, a pistol length gas system with a 1:8 twist rate. The barrel is chambered in .300 blackout and machined with .300 blackout feed ramps in the barrel extension.

All Finished Barrels go through a 100% Inspection Process.

Inspections Equipment includes CMMs and Air Gauges for the Bores.