Diamondback Firearms DB15 Six-Position Adjustable .223 Remington 5.56 NATO Blue/Black Rifle

The Diamondback Firearms DB15 is a semi-automatic AR-15 pattern rifle chambered for both .223 Remington and 5.56 NATO. It features a 16-inch threaded M4-profile barrel, a six-position adjustable synthetic stock, and an A2-style grip for adaptable handling. Standard sights provide a practical aiming system, while the receiver rail allows the addition of a compatible optic. With a 30+1 capacity, this carbine is suited to range use, training, and general-purpose rifle applications.

Key features

• Chambered for both .223 Remington and 5.56 NATO
• 16-inch threaded M4-profile barrel with 1/2x28 muzzle threads
• 30+1 capacity for extended shooting sessions
• Six-position adjustable synthetic stock accommodates varied shooter sizes and shooting positions
• A2-style grip provides a familiar AR-15 control interface
• Standard sights included, with an optic-ready receiver rail for compatible accessories

The DB15 combines familiar AR-15 controls with adjustable fit and broad ammunition compatibility for a versatile rifle platform.