In this video I demonstrate my soda bottle airsoft machine gun made in a previous video with an upgraded compressed air power supply. Here is my first video showing how to build this particular model for use with hand power: https://www.youtube.com/watch?v=tRoQVyRGoFA
Thank you to my Patreon Supporters! Check out my page here: http://bit.ly/1TcfH4z
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Check out my latest video: "How To View Invisible Air Currents With Lasers"
https://www.youtube.com/watch?v=K94Cc21KEIA
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