Our heavy-duty "Z" Racks can be nested together for saving space. The casters on this model come with brakes and are non-marring. These racks are built to withstand heavy loads and are designed for commercial use but will work in the home as well when a strong, well built rolling rack is desired.Introducing the newest addition to our lineup of exceptional storage solutions - the Heavy-Duty Nesting "Z" Rack! This rack is specially designed with sturdy materials and a sleek chrome finish that not only adds a touch of style to any space, but also ensures maximum durability. With a weight capacity of 400lbs, this rack is perfect for use in stores, trade shows, or even in your own home.