Cart dimensions (excluding casters) are 24″ wide, 24″ or 48″ long, and 54″ tall. Four 5″ stainless steel casters with polyurethane wheels. One pair of slides with tote box on 24″ model, and two pairs on 48″. Four stainless steel wire shelves mounted onto 1″-diameter posts, adjustable on 1″ increments.