The Diamondback Firearms DB15 is an AR-style rifle chambered for .223 Remington and 5.56 NATO. This Sports South exclusive configuration combines a 16-inch Flat Dark Earth Cerakote chrome moly steel barrel with a 1:8 twist rate, 1/2x28 muzzle threading, and an A2 flash hider. A 15-inch M-LOK handguard, Picatinny top rail, Magpul CTR stock, and Flat Dark Earth Magpul grip provide a practical and adaptable setup. The rifle includes a Viridian Venta 1x20 green-dot optic and uses a gas-operated piston system with a mil-spec trigger and manual thumb safety.

Key features

• Chambered for .223 Remington and 5.56 NATO for broad ammunition compatibility
• 16-inch chrome moly steel barrel with a 1:8 twist rate
• Threaded 1/2x28 muzzle with an A2 flash hider
• 15-inch M-LOK handguard supports flexible accessory placement
• Viridian Venta 1x20 green-dot optic included
• Magpul CTR adjustable stock and Flat Dark Earth Magpul grip improve handling and fit

The Diamondback DB15 delivers a ready-to-use AR-style rifle configuration for range use, training, and general-purpose shooting.