How to make a Booster Hot Wheels Track DIY - Hot Wheels Launcher for 11€

Hi In this video, I show how to make a booster for less than 11€ with the help of a 3D printer. The speed of the booster is adjustable and kids love it ... Thanks for watching and don't forget to like ! ;-) Link to 3D parts: https://www.thingiverse.com/thing:5423910 ++