Diamondback DB9, micro-compact pistol, 9mm Luger, concealed carry, striker-fired, adjustable sights, polymer frame, self-defense handgun, Zero-Energy striker, FEA slide

The Diamondback DB9 is a micro-compact, striker-fired 9mm Luger pistol featuring a Zero-Energy striker system, mechanical firing pin block, adjustable sights, and a lightweight polymer frame—ideal for reliable concealed carry and personal defense.