Understanding the Glock Switch: A Closer Look at the Controversial Modification The term "Glock switch" has become a focal point of controversy in the world of firearms. A Glock switch, also known as a Glock auto sear or a machine gun conversion device, is a small metal or plastic part designed to convert a semi-automatic Glock pistol into a fully automatic weapon. While some enthusiasts might view it as an innovative accessory, the legal and safety implications of such...