This heavy duty shelving is very convenient and can be used for different height objects as the shelves can be easily adjusted in 1 inch increments . The shelf unit is ideal for organizing and storing all your products and supplies. This heavy duty shelving is capable of holding up to 800 pounds per shelf. The shelf unit comes with four posts, four shelves, and sixteen split sleeves. This chrome heavy duty shelving comes with 1 1/2 inch posts giving you great sturdiness.