Description: 【Professional Design】: The 1U Server Rack Depth Extender expands or reduces your rack equipment installation depth by 4.4 inches, providing flexible solutions for various server and network cabinet setups 【Versatile Use】: The Rack Mount Adapter Kit is suitable for standard 1U server racks, network cabinets, and rack mounted devices for versatile use in data centers or IT environments 【Quality Material】: The Network Rack Extender is constructed from sturdy carbon steel with a thickness of 1.5mm, ensuring long term strength and stability. With size 11.3 cmx2.2 cm/4.45 inchx0.87 inch 【Loading Weight Capacity】: The Recessed Rack Adapter supports up to 10 lbs when mounted on 2 posts and up to 90 lbs on 4 post racks, meeting different installation needs 【Includes A Complete Set Of Mounting Hardware】: The 1U Server Rack Depth Extender includes four screws and cage nuts for quick and secure installation Specification: Material: Carbon Steel Size Chart: 11.3 cmx2.2 cm/4.45 inchx0.87 inch Package Includes: 1 Set 1U Server Rack Depth Extender  Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.