Diamondback DB Barrel 16" 5.56 NATO M4 Contour Nitride AR-15 Barrel

The Diamondback DB Barrel 556C16MF50B8R is a 16-inch AR-15 barrel, chambered in 5.56x45mm NATO. It is manufactured from 4150 chrome moly vanadium steel and features a durable black nitride finish, providing strong resistance against corrosion and wear. The barrel utilizes an M4 contour profile and is designed with a 1:8 twist rate, making it compatible with a wide range of AR-15 builds. - 16-inch M4 contour fits standard AR-15 builds - Black nitride finish for corrosion resistance - 1:8 twist rate for versatile stability Diamondback Firearms engineered this barrel for reliability and durability across tactical, recreational, or custom AR-15 applications. Its balanced profile and premium materials make it a dependable upgrade or replacement option for AR-15 platform rifles. This item is not available to ship to the following state(s): California | Illinois | Washington