The Diamondback DB15 is a practical AR-platform rifle chambered in .300 AAC Blackout designed for versatile use across target shooting, hunting, and home defense. It pairs a 16 inch threaded barrel with a 15 inch free-float M-LOK handguard to provide a balance of accuracy and accessory mounting options. The rifle uses a semi-automatic action and is built with a forged 7075-T6 aluminum upper and an aluminum/carbon lower for strength with reduced weight.
Key Specifications
- Chambered in .300 AAC Blackout.
- The barrel measures 16 in.
- Standard capacity is 30 + 1.
- The action is Semi-Auto.
- Finish is Flat Dark Earth.
- Equipped with a 15 in M-LOK free-float handguard for accessory mounting.
- The barrel is threaded.
- The receiver is forged 7075 T-6 aluminum.
- Rate of twist is 1:8″.
- Includes 1 × 30 rd. magazine.
Built to offer reliable, user-focused performance, the DB15 .300 Blackout blends practical features with straightforward ergonomics. Its 15-inch M-LOK handguard and Magpul furniture allow personalization without excess weight, while the threaded 16-inch barrel and Magpul magazine support common ammunition and accessory choices. For shooters who want a capable, adaptable AR-platform rifle in .300 AAC Blackout with a durable finish, this model delivers a sensible combination of features and utility.
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