About This Large stand up desk converter - 45" wide by 22.6" deep desktop workstation riser holds up to two 32" monitors plus other work materials and the 28.7" by 9.6" retractable tray will hold a keyboard and mouse, or even a laptop if needed. Swift and stable lifting motion - sturdy metal frame paired with strong dual piston assist and easy-grip side handles can raise or lower up to 40 pounds with smooth continuous height adjustment from 4.7" to 17.5" above tabletop. Sliding ergonomic keyboard tray - extends, retracts and locks in place while keeping a 4.5" spacing between keyboard tray and desktop, which helps keep arms and wrists in a comfortable position to prevent neck and back strain while sitting or standing. Convenient grommet hole - Can be used as a hassle free cable management system, or to install a monitor mount for multiple screens, such as the Rocelco R MA2, R DM2 or R DM3. No assembly required - Anti-skid foam pads protect your table top and allow you to simply remove from box and place directly on existing work surface. Manufacturer 1 year warranty plus a customer service and friendly tech support team ready to help. Overview Color : Black Material : Alloy Steel, Laminate Brand : Rocelco Item Weight : 26.7 Pounds Item dimensions L x W x H : 23 x 45 x 4.75 inches