How to Make an Airsoft Machine Gun from a Soda Bottle

This is a follow up video to my airsoft minigun project that was posted in 2011. This version of a cloud BBMG is less expensive and much easier to build. This model is also well suited for a backpack mounted air chamber to make it into a flamethrower design. I plan on showing that particular modification in an upcoming video. The total cost of this build is about $15. The brake lines I use in this project can be found here (this is an affiliate link): Parts: Soda Bottle 5/16“ x 8“ A