A "Drop In Auto Sear" (DIAS) is a small mechanical component designed to convert a semi-automatic AR-15 into a fully automatic machine gun without requiring permanent modifications to the receiver. To evade detection by law enforcement and platform filters on sites like AliExpress or Temu, sellers often market these items as bottle openers wall hangers Legal Status and Consequences Classification:
The "Keychain" version is essentially the same device, often manufactured with a hole drilled for a keyring or sometimes sold as a "80% kit" that the buyer is expected to finish themselves. Drop In Auto Sear Keychain
For 99% of gun owners, the risk outweighs the reward. The “cool factor” of having a pseudo-auto sear on your keychain is not worth 10 years in federal prison, the loss of your gun rights, and a permanent felony record. A "Drop In Auto Sear" (DIAS) is a
Federal authorities, specifically the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF), have consistently maintained that possession of these items can lead to severe criminal charges. The classification of such a device as a "machine gun" under the National Firearms Act (NFA) means that possession without proper registration and licensing is a federal felony, punishable by significant prison time and substantial fines. The “cool factor” of having a pseudo-auto sear
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