Maximize your workspace with uniquely-shaped riser that fits neatly in your desk corner. Helps prevent neck strain. Supports flat panel monitors up to 21" or 40 lbs. Space underneath for laptop or documents keeps desk clutter-free. Adjusts from 3 7/8" to 5 1/8". OEM/Compatible: Compatible; Workstation Type: Mobile Workstation; Traditional Desk/Table; Series Name: Fellowes® Smart Suites™; Width (Max): 18.5".