Innovative stacking columns raise monitor to comfortable viewing height. Supports 21" monitor or a maximum weight of 60 lb. Features three different height adjustments from 2" to 4". Space-saving design with high-impact plastic construction. Includes convenient cord management and non-skid rubber feet. Adjusts from 2" to 4". OEM/Compatible: Compatible; Workstation Type: Mobile Workstation; Traditional Desk/Table; Width (Max): 13.38"; Depth (Max): 13.63".