Full Auto AR-15 Modification Manual, Volume 1 by Desert PublicationsComplete instructions for converting your semi-automatic AR-15 to the full auto M-16 configuration. Chapter subjects include: fundamentals of full automatic conversion, M-16 -vs- AR-15 parts, the drop in auto sear, drop-in auto sear drawings, a conversion update, etc. Fully illustrated with machinists drawings for a homemade drop in auto sear.
These manuals are intended for educational purposes only. All conversions must be done by a licensed class II manufacturer. The first and second amendments of the constitution of the United States allow the dissemination and use of this knowledge. Full auto conversions are currently legal in most states with prior BATF approval, licensing, etc.. Consult your local BATF for details.
AR15 Full Auto Sear Repair Jig or DIAS 223 5.56
ATF Ruling 81-4 – Drop In Auto Sear (DIAS)
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ATF Ruling 81-4:
The Firearm Owners Protection Act of modified the definition of machineguns to include parts designed for automatic fire. This change made DIAS, as parts, machineguns. Proceed with extreme caution when dealing with DIAS. Or, get your FFL and get as many machine guns as you want. Background: This ruling is in response to devices called Drop In Auto Sears which can convert certain AR style rifles into machine guns along with certain other parts. Machinegun: 26 U. The term shall also include the frame or receiver of any such weapon, any part designed and intended solely and exclusively, or combination of parts designed and intended, for use in converting a weapon into a machinegun , and any combination of parts from which a machinegun can be assembled if such parts are in the possession or under the control of a person.