Product Dimension: W 19" x H 1.7" x D 1.3", 1U Space; Suitable for any 19" Standard Server Rack or Network cabinets. Function: This 1U Rack Mount Cable Management Panel with Tidy Brush Slot Organizes Cables Coming In and Out of Rack Cabinet Well, Keeps Proper Airflow Circulation, Keeps Dust and Dirt Out of Your Rack Mounting. Sturdy Structure: Frame and Brush Slots Made of Qualtiy Cold Rolled Steel; Brush Made of High-dense Nylon Brush. Easy Assembly: The Two Brackets can be Assembled Easily with the Included Screws.