Single Column Crank Adjustable Standing Desk gives you a spacious workspace in a mobile and compact package. Features include lockable casters for mobility plus a smooth and reliable hand crank height adjustment. When not in use, the front-mounted crank handle can be removed. Also features a built-in bag hook, pencil tray, and bottle holder. Overall dimensions are 35.4" W 23.6" D 30" to 45.25" H (with included 3" casters installed). Weight capacity is 154 lbs. BIFMA certified for safety and durability. Easy assembly. 5-year limited warranty against defects.