Drachenschanze as Piggybank the Sparschanze
Free     Thingiverse     Octopussietus

Drachenschanze as Piggybank, the Sparschanze

39mm lid will fit easy with a bit of tolerance 40mm lid with tight tolerance ...

similar models —

Drachenschanze as Piggybank, the Sparschanze alternatives
The Dwayne Chain
CraftyKid3D
The Pickle Rock
Aramuel