Based on this product's specifications, here are some alternatives and similar models
Mounting angle bracket KAISER Blitzgriff (model 01100600) for electrical installation and equipment support
Summary description:
KAISER Blitzgriff angle bracket (MPN 01100600) is a mounting accessory for electrical installation and equipment support. Designed as a right-angled bracket, it provides stable mechanical fixation for junction boxes, conduits or devices where a compact, rigid mounting point is required. Suitable for professional electrical fitters and general installation tasks.