Diamondback Firearms DB15 5.56 NATO 16" 30-Round Rifle

The Diamondback Firearms DB15 5.56 NATO 16" 30-Round Rifle is a purpose-built modern sporting rifle engineered for tactical deployment, home defense, and precision shooting disciplines. Chambered in 5.56 NATO—the NATO-standardized equivalent of .223 Remington—this platform delivers reliable, proven ballistics that meet military and law enforcement specifications.

At 8.31 lbs with a compact 39.5-inch overall length, the DB15 balances controllability with maneuverability, making it ideal for operators who demand a rifle that performs in confined spaces without sacrificing firepower or accuracy. Built on the proven direct impingement operating system, the DB15 delivers consistent cycling and minimal maintenance compared to alternatives. The 16-inch barrel provides optimal muzzle velocity for 5.56 NATO duty rounds while maintaining the short profile necessary for tactical applications.

Diamondback's manufacturing standards ensure tight tolerances and reliable function across commercial and mil-spec ammunition, a critical requirement for operators who cannot afford malfunctions. The integrated platform accepts standard AR-15 pattern optics, rail systems, and accessories, enabling users to customize the rifle to mission-specific requirements.