Feature: -Fine craftsmanship -Wide range of functions -Easy to Install Specification: Product name: 1U-4U Cabinet Blind Plate Mdels: 1U, 2U, 3U, 4U Size: 1U: Length-19 "Width 1.75" Pitch of holes 18.3 "Thickness: 1.5mm 2U: Length-19 "Width 3.5" Pitch of holes 18.3 "Thickness: 1.5mm 3U: Length-19 "Width 5.25" Pitch of holes 18.3 "Thickness: 1.5mm 4U: Length-19 "Width 7" Pitch of holes 18.3 "Thickness: 1.5mm Color: Black Pattern: Vented / Unvented   Surface treatment: degreasing, pickling, phosphating, electrostatic spraying Package included: 1 x Blank Rack Panel（Please choose the type and size you need） 4 x Screws 4 x Joint Ring We provide 1U, 2U, 3U, 4U, and a total of 4 sizes of panels for you to choose, which can meet your needs for installing rack panels and is compatible with all EIA compliant 19 inch racks These installation panel gaskets are made of heavy-duty cold rolled black steel, and each panel is coated with matte black powder coating. The craftsmanship is fine, easy to install, and can be used for a long time This blank panel can protect internal equipment from dust and electromagnetic interference, keep dust and dirt away from the rack, beautify equipment, organize cables, and usually clean wiring, making your rack cleaner and tidier Each cable organizer rack only needs 4 screws and nuts, easy to install, only a few minutes can be installed successfully, frosted material texture, not easy to break or rust, can better protect your cabinet Suitable Size: our server cable management has 4 different sizes, 4 models can be adapted to the 19 inches rack standard, Please make your choice based on your needs.