Airsoft Pistol Shotgun V0.1

Print all the STL fire and fixed with M3 screw and nut.
M3 screw as firing pin and use ball pan spring to pull back the screw and use M3 washer to set the position of spring.
Madbull airsoft shell used. http://madbull.com/catalog/index.php?main_page=product_info&cPath=1&products_id=214
Ware safety glasses and never to point any living things.
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