The Diamondback Firearms DB15 Black Gold Series is a versatile modern sporting rifle chambered in .300 Blackout. Its direct gas-impingement operating system pairs with a 16-inch heavy 4150 CrMoV steel barrel finished in black nitride for dependable service and corrosion resistance. The pistol-length gas system, 1:8 right-hand twist, optic-ready configuration, and Magpul CTR stock provide a practical foundation for range use, training, and recreational shooting. The shot-peened, magnetic particle inspected Mil-Spec 8620 bolt carrier supports reliable cycling, while the two-position manual safety provides straightforward control.

Key features

• .300 Blackout chambering supports a broad range of compatible ammunition options
• 16-inch heavy 4150 CrMoV steel barrel with durable black nitride finish
• Direct gas-impingement action with pistol-length gas system
• 1:8 right-hand twist stabilizes common .300 Blackout bullet weights
• Optic-ready configuration allows the addition of a preferred sighting system
• Magpul CTR synthetic stock provides adjustable length of pull and a secure cheek weld

The Diamondback DB15 Black Gold Series combines a practical AR-pattern layout with a heavy .300 Blackout barrel and optic-ready versatility for a wide range of shooting applications.