This 5.56 chambered 12.5 inch Government Profile Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension.
Ballistic Advantage creates every barrel as if it was their responsibility to honor the blank's full potential. They have long produced some of the best finished barrels available in the industry. For years they've provided barrels for several top tier AR15 manufacturers in the market and have only recently began to offer their products to the end user at an economical price. You no longer have to wait 6+ months to own a precision made and combat proven barrel. Buy with confidence and build your dream AR15 today!
Quench Polish Quench (QPQ) is a specialized type of nitrocarburizing case hardening that increases corrosion resistance. It is sometimes known by the brand name of Tufftride, Tenifer or Melonite. QPQ is a huge improvement over Chrome Lined barrels. Unlike chrome lining, where the chrome is built up on the surface, QPQ converts the surface without the risk of dimensional build up. The technique is used when two or more of the following properties are required in a work piece:
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Ballistic Advantage
Old Testament Firearms
