The Diamondback DB15 is an AR-platform rifle chambered in .300 AAC Blackout with a 16″ barrel and a 15″ M-LOK handguard. It is configured as a semi-automatic rifle and ships with Magpul furniture and a single 30-round Magpul PMAG. This configuration is intended for target shooting, hunting-sized game where appropriate, and general-purpose field use where a compact .300 Blackout platform is desired.
Key Specifications
- The barrel measures 16 inches.
- The chambering is .300 AAC Blackout.
- The capacity is listed as 30 rounds.
- The handguard is a 15-inch M-LOK free-float rail.
- The action is Semi-Auto.
- The package includes 1 × 30 rd. magazine.
- The rate of twist is 1-in-8.
- The overall length is listed as 32 to 36 inches.
- The listed weight is 8.1.
- The stock and grip are Magpul MOE Carbine Stock / Magpul MOE Grip.
Well-suited for users who value a modular AR-style platform in .300 AAC Blackout, the DB15 pairs a practical 16″ barrel and a long M-LOK rail with Magpul ergonomics and a full-capacity magazine for extended sessions at the range or adaptable field use. The layout supports accessory mounting and user customization while keeping controls familiar to AR-platform operators.
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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