Handguns might be the most common self-protection firearms, but there has always been a need for more firepower in a discreet package. Diamondback offers its entry to the personal defense weapon (PDW) market with the DBX57 pistol in 5.7x28mm.
Mr. Augustro also had 4 forced reset triggers. This case seems like the 1st time the Fed claims the devices are machine guns when dealing with an individual owner.