Magic Dragonfly

Hello,
Alas, I did not invent this very fascinating dragonfly toy which balances on the fingertip (or other small areas). I think it's a traditional toy usually made of wood or bamboo.
So I tried to adapt it for 3D printing.
This version consists of 4 simple parts to be printed in several colors and can be build without glue.
IMPORTANT: If you want that the balance works well, the object must be 100% full. (But as it is relatively thin, it does not take much matter).
It could be print