5.56 mm, 1:7 twist, 16" long, 41V50 steel, weighs 1.8 lbs., AR15 barrel with a button rifled, stress relieved, air gauged.

Features include a Carbine length, .750” diameter gas system, a chrome line bore and phosphate finish, assembled extension with M4 feed ramps and crowned muzzle. 

Barrel is not pinned for a front sight base.