Sit or stand in seconds with our manual height and width adjustable desk frame! You can enjoy a healthy working style throughout the long day of work. This desk frame, made of powder-coated carbon steel, is stable. It has an adjustable width from 40.2"-63" and height from 28"-44.5" to meet your specific needs. This frame features a hand crank for easy and quick adjustment. It can be used with your desktop to fit your workspace perfectly. This frame is suitable for 47.2"-70.9" table width and 23.6"-31.5" depth. Sit or stand in seconds with our manual height and width adjustable desk frame! You can enjoy a healthy working style throughout the long day of work. This desk frame, made of powder-coated carbon steel, is stable. It has an adjustable width from 40.2"-63" and height from 28"-44.5" to meet your specific needs. This frame features a hand crank for easy and quick adjustment. It can be used with your desktop to fit your workspace perfectly. This frame is suitable for 47.2"-70.9" table width and 23.6"-31.5" depth. Color: White/BlackMaterial: Carbon steelAdjustable width: 40.2" – 63"Adjustable height: 28" – 44.5"Suitable tabletop width: 47.2" - 70.9" Suitable tabletop depth: 23.6" - 31.5"Weight capacity (dynamic): 110.2 lbWeight capacity (static): 154.3 lbHeight adjustable via hand crankAssembly required: YesCalifornia Proposition 65 Warning: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.