8 inch 5.56, 4150v, QPQ Barrel
8” 4150v 5.56x45mm pistol or SBR barrel for those hard use short upper builds. Machine gun barrel grade steel to handle the hard use and abuse of those high round count builds with a QPQ coating to resist against corrosion and the elements for years to come.
Material Type: 4150v CroMolly Steel
Muzzle Thread: 1/2x28
Twist: 1:7 Contour: Smooth
Gas System: Pistol
Chamber 5.56 (will shoot either .223 or 5.56)
Journal Diameter: .750