The Diamondback DB9 Gen4 9mm in Black (brand part no. DB0200P001) is an ultra-compact 9mm pistol for everyday concealed carry from Diamondback Firearms. A black polymer frame and black nitride slide give it a plain, low-profile look. It uses a striker-fired, double-action-only action with a 3.1-inch barrel and a 6+1 capacity. At 5.73 inches long and 13.4 ounces it carries easily, and the single-stack grip stays slim under a shirt.

Key Specifications

• Chambering is 9mm, listed by Diamondback as 9x19mm, the most common handgun cartridge.
• The barrel is 3.1 inches long and made from 410 stainless steel with a 1:10 right-hand twist.
• Capacity is 6+1 rounds, a slim single-stack count for concealed carry.
• The frame is Black polymer, which keeps the pistol light.
• The slide is made from gun-grade 416 stainless steel with a black nitride finish.
• The action is double action only, striker fired.
• The trigger has a short reset and a pull of about 5.5 pounds.
• The recoil system is all steel and captured, which keeps the spring and guide rod together.
• The sight radius is 4.51 inches, with 4.25 inches between the sights.
• The pistol is 5.73 inches long and weighs 13.4 ounces.

Frequently Asked Questions

What caliber is the DB9 Gen4? It is chambered in 9mm, which Diamondback lists as 9x19mm.

How many rounds does it hold? The magazine holds 6 rounds, for a 6+1 capacity with one in the chamber.

What action does it use? It is a double-action-only, striker-fired pistol with a short-reset trigger.

Buy the Diamondback DB9 Gen4 Pistol, 9mm, Black, 3.1-Inch Barrel, 6+1

A slim black 9mm that weighs under a pound makes a straightforward everyday carry gun. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL, and see more semi-auto handguns while you are here.