The Diamondback DB15 in .300 AAC Blackout (brand part no. DB1916B001) is a semi-automatic pistol built around a 10-inch barrel finished in black hard-coat anodizing, cut with a 1-in-8-inch right-hand twist and threaded 5/8×28. Diamondback Firearms classifies this DB15 as a pistol under ATF type, equipping it with an SB Tactical SBA3 brace and a thumb safety, shipping it with a 30-round PMag. Among AR-pattern pistols in the AR pistols category, this DB15 favors shooters who want a documented, ATF-classified .300 Blackout pistol with a brace already installed.

Key Specifications

• Chambered in .300 AAC Blackout.
• Operates as a semi-automatic pistol.
• Features a 10-inch barrel.
• Barrel is finished in black hard-coat anodizing.
• Uses a 1-in-8-inch right-hand rate of twist.
• Muzzle is threaded 5/8×28.
• Ships with a 30-round PMag.
• Equipped with an SBA3 brace.
• Runs a thumb safety.
• ATF-classified as a pistol.

Frequently Asked Questions

Does this pistol include a brace? Yes, an SB Tactical SBA3 brace ships installed.

What is the ATF classification? Pistol.

Buy the Diamondback DB15 Pistol

A documented, ATF-classified .300 Blackout pistol with a brace already installed is exactly what this DB15 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.