Adjustable Height: The height of the shelf can be adjusted freely, and the upper and lower heights can be adjusted according to 1 inch Sturdy Pipe: Wire shelving uses baking paint technology and coating treatment, which is strong and durable Large Capacity: Thicker network cable arrangement makes the shelf stronger and has better load-bearing effect, weight capacity is 550 lbs Leveling Feet: Wire shelving has adjustable feet to adapt to uneven floors Sturdy Steel: Easy to install and no tools required,5 tier storage shelf is made of sturdy carbon steel, provides strength and durability Various Uses: Storage rack for various places, such as bathroom, kitchen, garage, pantry, office and so on.