The Diamondback DB15 is an AR-style semi-automatic rifle chambered for .223 Rem/5.56 NATO with a 16-inch medium 4150 ChromeMoly barrel finished in black nitride and a 15-inch M-LOK handguard in Flat Dark Earth. It uses forged 7075-T6 aluminum receivers, a mid-length gas system with a pinned gas block, and a shot-peened Mil-Spec 8620 bolt carrier group. The rifle ships with Magpul furniture, a CMC single-stage trigger, and a 30-round Gen 2 PMAG to provide a ready, reliable platform for practical shooting and training.
Key Specifications
- The caliber is .223 Rem / 5.56 NATO.
- The barrel measures 16 inches and is made from 4150 ChromeMoly steel with a black nitride finish.
- The gas system is a mid-length design with a pinned gas block.
- The receivers are forged 7075-T6 aluminum for a durable upper and lower.
- The handguard is a 15-inch M-LOK anti-rotation design.
- The stock is a Magpul ACS-L adjustable unit in black.
- The pistol grip is a Magpul MOE-K2+ in black for enhanced ergonomics.
- The trigger is a CMC 3.5 lb single-stage drop-in assembly.
- The rifle ships with a 30+1 capacity and includes one Gen 2 30-round PMAG.
- The muzzle device is a Diamondback CNC muzzle brake with a 1/2×28 thread pattern.
Built with quality materials and common, user-friendly components, the DB15 offers a balanced mix of durability and modularity. Its combination of a mid-length gas system, forged receivers, and Magpul ergonomics makes it well suited for range work, competition-style practice, and duty or practical shooting roles where consistent performance and easy customization are priorities.
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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