The OEM 3M Adjustable Keyboard Tray MMMAKT90LE is designed for use in standard and corner workstations that accommodate a 23" track. It features height adjustments of up to 6" and down 4", with a tilt range of +15/-15 degrees and a full 360-degree swivel for optimal positioning. The easy adjust arm includes height and tilt indicators to help you achieve the perfect settings. Additionally, the gel wrist rest is equipped with antimicrobial protection and the product is made from 70% recycled materials.