Based on this product's specifications, here are some alternatives and similar models
Adapter/Overframe for DJ Stand Omnitronic 32000090 – mounting frame for DJ booth components
Summary description:
Omnitronic Überbaurahmen (model 32000090) is a mounting/overframe designed for DJ stands and booths. It provides a stable frame for attaching DJ equipment or accessories, simplifying installation and integration with existing DJ furniture. Suitable for professional and home DJ setups where a dedicated mounting structure is required.