That's how many of these things have been found by Customs in Memphis alone this year.
https://www.wsmv.com/2022/05/09/new...han-500-glock-switches-intercepted-tennessee/NASHVILLE, Tenn. (WSMV) - Once, they even showed in a toaster oven; tiny pieces looking like parts of a keychain.
They are harmless on their own, but deadly when assembled and attached to a pistol.
So far, the Memphis port of U.S. Customs and Border Protection have confiscated 525 Glock switches.
News4 Investigates first exposed the illegal devices give pistols the power of machine guns.