This commercial-grade wire shelving rack is certified for any indoor/outdoor or wet/dry use. With an 800-lb weight capacity per shelf on feet levelers, it can hold any of your gardening supplies, plants, tools, and everything in between. Assembly requires no tools and uses a slip-sleeve locking system. It has a total weight capacity on wheels of 600 lbs total and 600 lbs per shelf without wheels. Four casters; two wheels lock.