: The lower receiver consists of molded polymer housing internal steel components.
Unlike the early versions of the Tec-9, which utilized an open-bolt design that was relatively easy to illegally convert, the Tec-22 was engineered from the beginning as a closed-bolt firearm. It utilizes a separate bolt, firing pin, and hammer mechanism. The Blowback System Intratec Tec 22 Full Auto Conversion Pdf
Converting a TEC-22 to full auto is a complex process that is heavily regulated. For those interested in the mechanics of firearms, studying the semi-automatic cycle and understanding the differences between semi-auto and full-auto systems can be educational. However, any attempt to modify a firearm for automatic fire should only be done under the guidance of a professional and in full compliance with applicable laws. : The lower receiver consists of molded polymer