The Maryland Attorney General and mayor of Baltimore City filed a lawsuit against Glock, Inc. for continuing to sell handguns that can be converted into machine guns.

Maryland and the City of Baltimore have sued Glock Inc., seeking to hold the gun company liable for the proliferation of devices popularly known as “Glock switches” that illegally convert its semi-automatic handguns into automatic weapons.

It’s referred to as a “Glock switch,” which can turn a handgun with a 15-round magazine into much, much more. “A dime-sized device that turns a handgun [into] a weapon capable of firing 1,200 rounds per minute,