Our Commercial Garage Storage Shelving features adjustable, open-wire, steel shelving that works in the basement, garage, or anywhere you need organized storage. Crafted of durable steel, you can count on this shelving to take a beating and remain useful through the season. Each four-tier shelf holds up to 400 lbs. Roomy storage shelves are a full 18" deep Includes semi-clear polypropylene liners to keep small objects (even golf tees) from falling through Garage storage cabinet easily assembles Chrome-finished shelves smoothly adjust to any height Optional casters won't buckle under big loads, and make relocation easy Chrome-finished When relocating the garage storage system across an uneven surface, off-load the cart to 200 lbs. or less total. When stationary, the casters can hold up to 100 lbs. per shelf. See shelf assembly instructions and corner shelf assembly instructions (PDF format).