Verbinder für Hohlwanddosen -- connector for german round pattress boxes

thingiverse

This device links two neighboring German round pattess boxes, as shown in the accompanying image. You can adjust its total height by modifying hoehe_ohne_bund if it is too long or short for your intended use. Important Note: Be aware that this component does not meet the VDE requirements found at https://www.vde.com/de. Do not use it in electrical installations. Use at your own risk, as no liability will be assumed for any injury or damage resulting from its use.