The Diamondback DB Barrel 13.5" .308 Medium Nitride Barrel is a high-quality option for upgrading or completing your firearm build. Constructed from durable 4150 CMV steel this barrel ensures reliability and longevity. Its black nitride finish enhances corrosion resistance and adds a sleek professional appearance. Designed with a mid-length gas system and a medium profile it provides optimal performance and balance. With a 13.5-inch length this barrel is a versatile choice for those seeking precision and durability in their firearm components.