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This Diamondback DB Barrel is a replacement barrel engineered for .300 Blackout AR-15 pistol builds, constructed from 4150 chrome moly vanadium steel for strength and finished with a black nitride coating for enhanced durability and corrosion resistance. At 8.50 inches in length with a pistol-length gas system, it is ideal for compact, custom AR-15 configurations where space and reliability matter.
Designed for shooters who need a robust, precision-made AR-15 barrel in .300 Blackout, the Diamondback DB Barrel offers reliable construction and compatibility in a short-barrel package, making it a solid choice for upgrading or completing an AR pistol project.
