The Diamondback DB15 is a compact AR-platform pistol chambered in .300 AAC Blackout, built for users who want a maneuverable, short-barrel configuration with standard AR ergonomics. It pairs a 10″ heavy, threaded barrel with a pistol-length gas system and a SB Tactical SBA3 arm brace. The package includes a 30-round Magpul Gen M3 PMAG and an OD Green Cerakote finish for a subdued appearance.
Key Specifications
- Caliber is .300 AAC Blackout.
- The barrel is 10 inches and is heavy threaded.
- The rate of twist is 1:8 RH.
- The gas system is a pistol-length direct impingement system.
- The bolt carrier group is a shot-peened, magnetic particle inspected Mil-Spec 8620 carrier.
- Both upper and lower receivers are forged 7075 T-6 aluminum.
- The handguard is a 9-inch PC M-LOK rail.
- The arm brace is an SB Tactical SBA3 model.
- The included magazine is a Magpul Gen M3 30-round PMAG.
- The finished weight is approximately 5.7 lb.
Compact and purpose-built, the DB15 Carbon Series pistol offers AR familiarity in a shortened package that supports a range of accessory configurations. Its threaded heavy barrel and mil-spec components provide a durable foundation for optics, controls, and personal fit. The OD Green Cerakote finish and Magpul furniture present a functional, low-profile look suitable for range use, training, or compact utility setups.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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