Simply attach to the underside of your desk or workbench. Holds a maximum weight of 30kgs. Suitable for any work surface with a thickness of 25mm and above. Suitable for computers measuring: (WxDxH) 160-220 x 450 x 340-490mm approx. Material: Rust proof. powder coated steel. Includes foam pads to protect your machine and all fixing screws. This Under Desk PC Holder allows you to easily attach a desktop computer to the underside of your desk or workbench to free up valuable work space. Ideal for business. educational and industrial use they also mean computers can be stored in a tidy. safe and secure manner instead of being simply left on the floor.