This is an old Game the original is made of wood
6 Shell, Bottom and Top, too
easy to print
You need one screew or spike about 3x20mm to integrate the Propeller.
If you scrip on cograil with the Stick the Propeller begin to rotate,
to turne the Propeller direction of rotation , you must loud cry "Huiii",
thats the Reason is called Hui Hui Machine: :)