Guntec USA AR Barrel 9mm Cal Straight Profile 5.5 in 4150 Chromoly Steel 1-10 Twist 1/2x36 TPI Black Nitride BAR-5.5-9. . Developed working with some of the most extremely strong and long lasting components available these AR15 Barrels via Guntec...
Guntec USA AR Barrel 9mm Cal Straight Profile 5.5 in 4150 Chromoly Steel 1-10 Twist 1/2x36 TPI Black Nitride BAR-5.5-9. . Developed working with some of the most extremely strong and long lasting components available these AR15 Barrels via Guntec...