
The Diamondback Firearms DB15 is a semi-automatic rifle built around the proven AR-15 platform and chambered for .223 Remington and 5.56 NATO. This configuration features a 16-inch 4150 chrome-moly barrel with a 1:8 twist rate, a direct-impingement carbine-length gas system, and a Diamondback CNC threaded muzzle. Its forged 7075 T6 aluminum receiver set supports a durable, lightweight design, while the 15-inch MLOK anti-rotation handguard provides flexible accessory mounting with integrated Picatinny and QD points. A CMC single-stage trigger, Magpul ACS-L stock, MOE K2+ grip, and included 30-round polymer AR-style magazine complete this Flat Dark Earth rifle.
Key features
- Chambered for .223 Remington and 5.56 NATO ammunition
- Direct-impingement gas system with carbine-length operation
- 16-inch 4150 chrome-moly barrel with a 1:8 twist rate
- CMC single-stage trigger for a crisp, consistent pull
- 15-inch MLOK anti-rotation handguard with Picatinny and QD attachment points
- Magpul ACS-L stock and MOE K2+ grip provide adjustable, comfortable handling
The Diamondback DB15 delivers dependable AR-style performance with a capable free-float handguard and quality components. Add it to your collection today.



