Based on this product's specifications, here are some alternatives and similar models
Rack shelf InLine 10" 160mm 10kg 1RU RAL 9005 black
Summary description:
The InLine 10" rack shelf is designed for efficient storage in 1RU space. It supports up to 10kg and is made from durable SPCC steel with a thickness of 1.2mm. The sleek black finish (RAL 9005) ensures a professional look. Ideal for organizing equipment in server racks or workstations.