Four-tier metal storage rack with wheels. Introduction: This four-tier metal storage rack is made of high-quality metal material, sturdy and durable, capable of holding a large number of items. The space between each shelf is reasonably designed, making it perfect for storage needs in homes, offices, or commercial spaces. Equipped with flexible wheels for easy movement, it easily solves storage problems. It is an ideal choice for kitchens, study rooms, or garages, helping you organize your space efficiently and keep your environment tidy and orderly.