The Diamondback Firearms DB15 is a semi-automatic rifle chambered in .300 AAC Blackout with a 16-inch threaded barrel. It uses forged 7075 T-6 aluminum receivers and carries an Olive Drab Green applied finish. The platform includes a 15-inch M-LOK handguard, Magpul MOE carbine stock and Magpul MOE grip, and is supplied with one 30-round PMAG for practical range and field use.
Key Specifications
- Chambered in .300 AAC Blackout.
- The barrel measures 16 inches and is threaded with a 5/8×24 pattern.
- Features a 15-inch M-LOK handguard for accessory mounting.
- The action is Semi-Auto.
- Capacity is 30 + 1 and it includes one 30‑round PMAG.
- The receiver is made from forged 7075 T-6 aluminum.
- Equipped with a Magpul MOE Carbine Stock and Magpul MOE Grip.
- The unloaded weight is approximately 6.6 lbs..
- The rate of twist is 1-in-8.
- Finished in Olive Drab Green and built in the US.
Built on a familiar AR-style foundation with durable materials and common AR-pattern ergonomics, the DB15 provides a modular, user-friendly platform for informed shooters who value reliability and flexibility. Its parts compatibility and accessory-ready handguard make it straightforward to tailor the rifle to range, field, or general-purpose shooting without sacrificing core functionality.
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