The Diamondback DBX pistol in 5.7x28mm with a black finish (brand part no. DB1680L001) is an AR-platform pistol chambered in the fast, flat-shooting 5.7x28mm cartridge, giving shooters high magazine capacity in a compact package. Diamondback Firearms builds the pistol with an 8-inch barrel and a 1-in-9 twist rate, and the design ships without sights for shooters who want to run their own optic setup. A 30-round magazine ships with the pistol. Among 5.7x28mm semi-auto handguns, this DBX configuration favors shooters who want high-capacity, flat-shooting performance in an AR-pattern pistol.

Key Specifications

• Chambered in 5.7x28mm.
• The capacity is 30+1 rounds.
• The barrel measures 8 inches, with a 1-in-9 twist rate.
• The design ships without sights for a custom optic setup.
• One 30-round magazine ships with the pistol.
• Shipping weight of approximately 5.35 pounds.
• The action is semi-automatic, cycling a fresh round into the chamber with every trigger pull.
• The overall length is 16.1 inches without the brace extended.
• The handguard is M-LOK compatible, 6061 aluminum construction.

Frequently Asked Questions

Does this pistol include sights? No, it ships without sights for shooters who want to install their own optic.

What is the magazine capacity? 30+1 rounds of 5.7x28mm.

Buy the Diamondback DBX, 5.7x28mm

A compact, high-capacity AR-platform pistol in the fast, flat-shooting 5.7x28mm cartridge is exactly what this Diamondback DBX delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.