The Diamondback DB15BG is a direct impingement AR-15 platform rifle, precisely engineered for consistent performance across varied shooting disciplines. Chambered in 5.56x45mm NATO, this rifle integrates a 16-inch chrome moly steel barrel with robust 7075-T6 aluminum receivers, establishing a dependable foundation for practical utility and rigorous training regimens.
Operational Features
Caliber System
Chambered in 5.56x45mm NATO, ensuring compatibility with both 5.56mm and .223 Remington ammunition. This standardization facilitates broad ammunition sourcing and consistent ballistic profiles.
Barrel Assembly
Utilizes a 16-inch 4140 chrome moly steel barrel, treated with a black nitride finish for enhanced surface hardness and corrosion resistance. This barrel length provides an optimal balance between maneuverability and ballistic performance for the 5.56 NATO cartridge, suitable for diverse engagement distances.
Handguard Integration
Features a V Rail system, purpose-built for secure and repeatable attachment of critical firearm accessories and optical sighting systems. This modular interface facilitates direct mounting of lights, grips, and other user-preferred equipment, optimizing the rifle for specific operational profiles.
Receiver Construction
The upper and lower receivers are precision-forged from 7075-T6 aluminum. This material selection and manufacturing process ensure superior structural integrity and resilience under sustained operational conditions, providing a robust platform for all internal components.
Gas System Design
Incorporates a carbine-length direct impingement gas system. This proven design contributes to reliable cyclic operation and standardized component interchangeability within the AR-15 architecture.
Application and Utility
The DB15BG stands as a capable option for professionals and enthusiasts requiring a dependable AR-15 for training, precision target practice, or as a component within a comprehensive personal defense strategy. Its construction prioritizes fundamental reliability and practical function, positioning it as a direct, general-purpose rifle built for consistent performance in demanding environments.
Technical Specifications
- Platform: AR-15
- Caliber: 5.56x45mm NATO (.223 Remington compatible)
- Barrel Length: 16 inches
- Barrel Material: 4140 Chrome Moly Steel, Black Nitride Finish
- Handguard: V Rail System
- Receiver Material: Forged 7075-T6 Aluminum (Upper & Lower)
- Gas System: Carbine-Length, Direct Impingement









