How to Build Full-Auto Airsoft Machine Gun for Strikeball
In this video I show how to build full auto airsoft machine gun powered with coca cola bottle tank array. Firstly, you have to build bottle tank array as shown in the video. You need 9 x 2L bottles, tire valves, pipes and metal clamps. Secondly, you need 0.5 L bottle and air blow gun. As result current gun can do more than 600 shoots per minute and it fully portable.
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