Based on this product's specifications, here are some alternatives and similar models
Meka RSS-60-400 PG Joint for Cable Ladder
Summary description:
The Meka RSS-60-400 PG is a high-quality joint designed for connecting cable ladder sections with a height of 60 mm and a width of 400 mm. Manufactured with a pre-galvanized finish, this component ensures structural integrity and reliable electrical continuity in cable management systems. It is suitable for industrial and commercial installations requiring robust support for cable routing.