The FLEXIMOUNTS Overhead Storage Rack is an ideal choice to maximize your storage space. This durable and heavy duty overhead storage system has a capacity of up to 540 lbs. It is made of powder coated steel. The height can be adjusted from 22 to 40 inches providing a convenient and safe place to organize your stuff. Fleximounts garage racks come with five different sizes to help you to get the best fit for your garage: 4'x8'; 3'x8'; 4'x6'; 4'x4'; 3'x6'.