The Diamondback DB15 Obsidian is an AR-format pistol built for compact handling and reliable semi-automatic function in a .300 AAC Blackout configuration. It pairs Magpul ergonomics with a modular M-LOK handguard and an SB Tactical SBA5 pistol brace for adjustable control in close-quarters or range use. The platform is produced in the USA and supplied with a 30-round Magpul PMAG.
Key Specifications
- Chambered in .300 AAC Blackout.
- Magazine capacity is 30 + 1.
- Action type is Semi-Auto.
- Overall weight is 6.25 lbs.
- Overall length ranges from 26.75″- 29.50″.
- Includes Magpul Gen M2 PMAG 30 Round magazine.
- Equipped with a SB Tactical SBA5 Brace for adjustable support.
- Handguard is a 9 in M-LOK Anti-Rotation V4 S-Rail w/ Full Picatinny and QD Mounts.
- Receiver is Forged 7075 T-6 Aluminum.
- Muzzle is threaded to 5/8×24.
The DB15 Obsidian organizes practical features—Magpul ergonomics, an M-LOK rail, and a high-capacity PMAG—into a compact, USA-made pistol format designed for efficient handling and straightforward operation. Its configuration supports users who prioritize a robust, modular AR-format pistol with proven components.
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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