A Drop-In Auto Sear is a component designed to allow a firearm to fire more than one shot with a single pull of the trigger. Under the National Firearms Act (NFA), the definition of a "machinegun" includes not only fully assembled firearms but also any part or combination of parts designed and intended for use in converting a weapon into a machinegun. Federal Law and ATF Rulings
The Drop In Auto Sear Keychain has revolutionized the way firearm enthusiasts carry and deploy their auto-sear devices. With its compact design, durable construction, and ease of use, this innovative accessory has become an essential tool for those who value convenience, portability, and rapid deployment. Whether you're a seasoned firearm enthusiast or a recreational shooter, the Drop In Auto Sear Keychain is an excellent addition to your arsenal. Drop In Auto Sear Keychain
In a standard semi-automatic AR-15, the trigger must be pulled and released for every individual shot. A DIAS alters this mechanism. When "dropped" into the firearm's lower receiver, it bypasses the standard disconnector. It trips the hammer automatically as the bolt carrier group moves forward into battery. This allows the firearm to fire continuously as long as the trigger remains depressed. Anatomy of a DIAS A functional DIAS typically consists of two main parts: A Drop-In Auto Sear is a component designed