Can a Glock be converted to full auto?
Glock handguns normally fire semi-automatic, requiring a separate pull of the trigger for each shot. But small devices, known as “Glock switches” — they aren't manufactured by Glock — can convert the pistols to full automatic.
On a website, the company advertised the “Glock Auto Switch,” saying the product would convert all models of Glock pistols to “Full Auto.” The device operates by applying force to the trigger bar to prevent it from limiting the weapon to firing only one round each time the trigger is depressed.
D.C. police are becoming increasingly alarmed over an illegal device called a “giggle switch.” It's a small piece of metal that can turn a semiautomatic pistol into a mini machine gun. In recent weeks officers have found as many as five of them on the backs of pistols in two neighborhoods in Northeast.
Full Auto Glock 17 - YouTube
- GLOCK. FULL-AUTO. GLOCK FULL-AUTO.
- GLOCK G18 and G18C. Full-automatic in 9mm Luger. The select-fire GLOCK pistol models were introduced for the military and police market. Switch from semi-automatic to full-automatic firing mode with the fire selector. ...
- ATTENTION. Reserved for highly trained and dedicated personnel.
Fully automatic means that once a round is loaded into the chamber, if you pull and hold the trigger, the firearm will continue to fire until you let go of the trigger or run out of ammunition.
That device is called an auto sear. On the streets it's referred to as a "switch." But, most commonly they are used in handguns like Glocks, which gives it the term “glock switch.”
“An auto sear is a small device made of metal or plastic that can make any handgun a fully automatic weapon. With one pull of the trigger, that gun can shoot 16 rounds.” “It's a workaround for people who cannot obtain an AR or an AK legally.
The Glock 18 is Illegal in the United States
The Glock 18 is a fully-sized automatic pistol. It fires 9mm; however, it is capable of firing 1200 rounds per minute. This firing rate is the biggest reason why the Glock 18 is illegal in the United States.
Glock Switch
A relatively simple, albeit illegal, device that allows a conventional semi-automatic Glock pistol to function as a fully automatic firearm. The switch is classified as a machine gun under federal law.
What are the smallest GLOCKs?
The Glock 42 is Glock's smallest carry gun. Glock introduced the Glock 42, a slim pistol chambered in . 380 ACP, in early 2014. The G42 is made in the U.S. and is the smallest pistol Glock has ever introduced.
However, a gun owner must have a federal firearm license to own and operate a gun conversion switch. "This is illegal with no additional laws needed," said Mullins. "It's already an illegal item to have on your gun." Federal agents seized a package allegedly making its way to Gates with 20 such devices inside.

The GLOCK 19 is a short-recoil operated, striker-fire semi-automatic pistol.
Full auto 50cal desert Eagle - YouTube
The Glock 17C is an Austrian pistol developed from the Glock 17. It features compensating barrel, unlike the standard model.
The device fits onto the back of a Glock and allows the user to switch between semi-automatic and fully automatic. When engaged, the switch overrides the trigger mechanism to function as a machine gun. Illegal Glock switches convert semi-automatic handguns into machine guns, according to the ATF.( GLOCK SWITCH WBRC)
Owning a Glock switch, even if it's not attached to a gun, is illegal under federal law since it is considered a machine gun. But, under Texas law they're only considered illegal if they're installed onto a gun. Legitimate switches are rare and always have a serial number on them.
Converting a GLOCK 23 40 cal to a GLOCK 19 9mm - YouTube
Federal authorities are warning residents in Coastal Georgia about glock switches, an illegal device which can convert handguns into automatic weapons.