Ballistic Bbl 9mm 1/2-28

This .300 Blackout chambered 8 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...

Ballistic Advantage Modern Series, Distinct Rigid Pattern, Barrel, 300 Blackout, Bead Blasted Bab