Based on this product's specifications, here are some alternatives and similar models
Profile rail OBO Bettermann CML3518P0500FS perforated (model 1104306) for cable management
Summary description:
Perforated profile rail OBO Bettermann CML3518P0500FS (MPN 1104306) designed for cable management and installation. The metal perforated rail provides mounting points for cable trays, clamps and accessories, enabling organized routing and secure fastening of cables in electrical installations, industrial racks and machinery. Suitable for professional electrical and industrial use.