Features: By simply turn the base, you can easily adjust the height and the maximums height can be adjusted up to 21cm/8.27inch. Make of cold rolled steels, not easy deforms, durability and rustproof. Easy installation, simply use screwdriver(Excluding) and screws to aligns and tighten the mounting holes to allow quick installation without complicated assembly step. This furniture feet can give elegant and modern look while enhancing your home furniture with a touch of sophistication and elegant. Adjustable support legs are not only suitable for the bed, but also for the cabinet, sofa, table, chair, TV stand and bedside table, coffee table or other furniture at home. Specifications: Materials: Cold rolled steels Color: Black/Silver Adjustable height: about 20-21cm/7.87-8.27inch Bottom Diameter: about 6.9cm/2.72inch Package Includes: 1pc Height Adjustable Furniture Leg note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.