The Glock auto sear disconnects the mechanism allowing the gun to fire at a fully automatic rate.Īs with most things in life and in gunsmithing small, simple changes can create dramatically different results.Ī standard Glock full auto switch consist of three parts:īelow are the directions for those that have the proper paperwork, approval and federal firearms license to utilize a Glock switch: “It has a standard backplate…and a sear on the inside of the gun, which stops the gun from firing more than one round at a time as the trigger is pulled” Mullins stated. We reached out to a gun store owner that has sold thousands of Glocks to explain the Glock auto sear.ĭetroit gunshop owner Randy Mullins explains the Glock full auto switch as follows, “As a switch, it would just snap on to the back of the gun and switch it from semi-automatic to full auto”. Nearly all Glock models convert to full autoĪ Glock switch opens up whats known as the SEAR(the component that only allows the pistol to fire once per trigger pull) to now make the gun full auto.The Glock full auto switch is compatible with the following models: Ok, now that we got the disclaimer out of the way onto the fun stuff(Glock switches are often referred to as “fun” switches).Ī Glock Switch (Glock Auto SEAR or Glock full auto conversion) is a plastic or metal switch that is attached to the rear of a Glock’s slide to make the handgun fully automatic. The federal government and the ATF take such items as Glock switches very seriously.īe sure you have the proper licensing, permits, and tax stamps before purchasing, building, 3D printing, or posing any type of firearms component that aids in conversion to full auto. Glock Switches and possessing, building, or selling components 3D printed or otherwise to make firearms fully automatic is illegal. There have also been full auto conversion kits designed for the AR15 such as the Swift Link or Yankee Boogle. Recent innovations in firearms such as 80% Glocks and 3D printing have made the 3D Glock full auto switch or auto sear even more popular.

Glock 19 3d print file