Water rocket by Mathis

简介

*****WARNING: HIGH-PRESSURE DEVICE - The pressure in the bottle may exceed 10 bars and break the plastic. The rocket must be launched in an open space, with the consent and supervision of an adult.***** This toy is perfect for summer, you just need an old inner tube, a bicycle pump and a balloon. Look at the video to see how to use it: https://www.youtube.com/watch?v=bmMrKEUBk2M It works with coca cola bottle but you can also try with other Bottles. Do not hesitate to share your launching sessions! Thanks to Bikeworks for the free inner tubes, it’s a really nice and warm shop, here is their website: www.bikeworks.org.uk | Download free and paid 3D printable STL files