Adjustable metal shelving unit? You can adjust the height of the shelf as you like. The spacing of each layer of this wire shelf can be adjusted. After the adjustment is completed, just use the clips and slots to lock to prevent moving up and down. Sturdy metal storage shelf? Each shelf is designed with stiffeners to make it more load-bearing. Maximum weight capacity per shelf is 350lbs when equally distributed on feet levelers. No assembly tool is needed, it can be assembled freely, metal storage rack and the height of each layer can be adjusted, which can be adjusted to the height or level you want, the operation is very simple. Storage racks with wheels? Shelves unit with 4 adjustable base and 4 nylon wheels. The shelves move easily on wheels(3 “nylon wheel can removable), It also has a lot of room for storage, Dimensions: 48″L x 18″W x 82″H(With stationary feet), 48″L x 18″W x 78H. 6 Tiers Storage Rack Multifunction? This wire shelf is suitable for a wide range of applications. You can use this storage shelves in a variety of places, such as the bathroom kitchen garage. Tools, books, clothes, bags, microwave oven and other things can be placed on this shelving unit.