Kirgin Industries BERSERKER KCP556103MK

Each barrel is inspected thoroughly before it leaves the factory for purity and exact specifications. The black nitriding process is done by one of the best processors in the U.S. Each barrel is cold rolled steel, better than the traditional cold forge, resulting in a stronger, more reliable and constant performance. Kirgin Combat Precision barrels are all hard form rifling, the best option for rifling that yields reliable, uniform, exact, and unbelievable levels of accuracy!  Features: -Light weight profile. -.750 Gas Block. -11-degree target crown at muzzle. -416R Stainless steel with bead blasted finish. -Hand lapped and fitted.  -Precision Machined. -Cold rolled stainless steel for advanced heat & stress relief.  -Nitride treated M4 extensions for reliable feeding.  -Hard formed rifling for extreme accuracy.  Manufacturer Part Number: KCP556103MK