The file '3D Printable Balloon Rocket Engine 3D Printer Model' is (stl) file type, size is 348.2KB.
These are balloon rocket engines.
Post a make I would love to see it.
Note I am not responsible for any damage to property or people.
-After further testing the more you inflate the balloon the weaker it will get over time, so if you want the balloon to last as long as possible and still be able to lift off, do not overinflate the the balloon.
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