functions by applying drive to the semi-computerized pistol‘s trigger bar to prevent it from restricting fire to 1 spherical of ammunition for each set off pull. Putting a Glock switch on a gun is prohibited. But possessing a Glock switch can also be illegal in and of by itself. https://switchforglock57664.laowaiblog.com/33782151/detailed-notes-on-glock-switch-keychain