Hanger for FishTank

This is a very specific hanger for Fish Tank. Fits when a box for small fishes shall be mounted in a Aquarium of Model "Juwel 240". (Maybe also other Juwel fish tanks if they have the same middle bridge dimensions. It is designed for this box: Kastenkasten Aquarium Akklimatisation Goldfischzuchtbecken Aquarium Bratbecken Doppelzuchtbecken Guppy Kinderzimmer Tank Fischbrutkästen Fischzuchtbox Kinderzimmer-Box Jungfische : Amazon.de: Haustier The hanger can be used to mount the box on the middle bridge in the Aquarium.