Organize Workspaces To Reduce Risk Of Tripping Hazards Or Tangled Cords; Extra-Large Tray And Headspace Fits Larger Power Bars/Strips- Under Desk Cable Management Tray Is Length Adjustable (2.6Ft/3.3Ft/3.9Ft 0.8M/1M/1.2M); Hardware Incl. For Installation/Adjustment - Tool-Free Setup W/No Drilling Required; Foam Padding And Rubber On The Clamp Protects Desk Surface - Powder-Coated Steel; Ista-6 Cert. Package - Works With Wood/Glass/Metal Desks Up To 2In (50Mm) Thick; Cable Management Slots.