Drop In Auto Sear Keychain Extra Quality -

The fact that a hole was drilled for a key ring does not change the physics. The ATF’s position is that if the part can function as an auto sear, it is an auto sear. The keychain is simply a carrying method. You would be in possession of an unregistered machine gun.

: The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) classifies these devices as machine guns because they are designed solely to convert semi-automatic weapons into fully automatic ones. Possession Penalties Drop In Auto Sear Keychain

The DIAS itself is considered a machine gun by the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) under the National Firearms Act (NFA) of 1934 and the Gun Control Act of 1968. Why? Because the legal definition of a "machine gun" includes not only the complete weapon but also any part designed and intended solely and exclusively for use in converting a weapon into a machine gun . The fact that a hole was drilled for