Based on this product's specifications, here are some alternatives and similar models
Cable tray Legrand 020204 — mounting rail 35x15x515mm
Summary description:
Legrand 020204 is a metal mounting rail (cable tray component) designed for secure attachment of cable management systems. Supplied as a single piece per pack, the part corresponds to a 35x15x515 mm mounting profile and is suitable for use in electrical installations, distribution boards and rack mounting where a standardized rail is required.