A simple hook for keyring where the cat come out of the box when the tail is pulled.
Due to problems on the platform I had to create a new account to... upload this model again.
Do not hesitate to make many cycles of opening and closing the box to break-in the mechanism.
3d model print parameters
MY PRINT SETTINGS:
PLA
Resolution : 0.28mm
Infill : 20%
Support : on Cover.stl and cat.stl ...