The Diamondback Firearms DB15 is a semi-automatic AR pistol chambered in 5.56 NATO and configured with a 10-inch black nitride barrel, carbine-length direct-impingement gas system, and SB Tactical SBA3 pistol brace. Its forged aluminum receivers, nine-inch M-LOK handguard, and flattop upper receiver provide a durable, adaptable platform for compact firearm applications. The threaded muzzle features an A2 flash hider, while the Magpul MOE grip and included 30-round PMAG complete the factory configuration.

Key features

• 10-inch 4150 chrome moly vanadium barrel with a 1:8 right-hand twist for versatile 5.56 NATO performance
• Carbine-length direct-impingement gas system with a shot-peened, magnetic-particle-inspected mil-spec bolt carrier group
• Forged 7075-T6 aluminum receivers with a T-marked A3 flattop upper receiver
• Nine-inch M-LOK handguard provides flexible accessory mounting space
• SB Tactical SBA3 pistol brace supports a compact, adjustable configuration
• Threaded 1/2x28 muzzle with an A2 flash hider allows compatible muzzle-device installation

The Diamondback DB15 combines a compact AR pistol format with practical controls and modular furniture for a ready-to-configure 5.56 NATO platform.