Soto Melendez used a 3D printer to make Glock switches at his Park Hills home and another man sold the devices, prosecutors said.
Gun Owners of America, another gun-rights group, contends people should have a Second Amendment right to own machine guns.
Credit: AP/Alex Brandon A Glock switch is one type of a machine gun ... partly because they can be made inexpensively with 3D printers. A semi-automatic Glock pistol is fired at the Bureau of ...
A Glock switch is one type of a machine gun conversion ... partly because they can be made inexpensively with 3D printers. From 2012 to 2016, just 814 machine gun conversion parts were taken ...