The Diamondback DB15 in .300 AAC Blackout (brand part no. DB1718B062) is finished in FDE and pairs a subsonic-capable cartridge with quality Diamondback AR components. Diamondback Firearms pairs a 16-inch barrel with a 1-in-8-inch twist tuned for both subsonic and supersonic .300 Blackout loads, and the rifle ships with a 30-round magazine already included. An M-Lok handguard keeps the forend light and accessory-ready. Among modern sporting rifles in the AR rifles category, the DB15 favors shooters who want a .300 Blackout platform for suppressed or subsonic use.

Key Specifications

• Chambered in .300 AAC Blackout with a 1-in-8-inch rate of twist.
• Features a 16-inch barrel.
• Feeds from a 30-round magazine, one included.
• Handguard is an M-Lok design.
• Finished in Flat Dark Earth (FDE).
• Operates as a semi-automatic AR-platform rifle.
• Package width is approximately 9.0 inches.
• Package height is approximately 4.0 inches.
• Ships at approximately 8.1 pounds shipping weight.

Frequently Asked Questions

What loads does this rifle handle? Both subsonic and supersonic .300 Blackout ammunition, thanks to its 1-in-8-inch twist.

What color is this rifle? Flat Dark Earth (FDE).

Buy the Diamondback DB15 .300 Blackout Rifle

A .300 Blackout platform for suppressed or subsonic use is exactly what the DB15 delivers. As soon as it’s ready to ship, order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.