The Lever Adjust Keyboard Tray with Standard Platform and Antimicrobial Product Protection is an all-in-one platform with a battery-saving 3M Precise Optical Mounting Surface. The full-length, leatherette gel wrist rest is antimicrobial, inhibiting the growth of bacteria that can cause stains, odor, and wear. An extra-long arm mount is available for corner workstations. Tray requires 26″W x 22″D for mounting and swivels 360 degrees. The height can adjust 5.5″, while the tilt adjusts + 10/-15 degrees. The track is 21.75″. Black. Manufacturer’s five-year warranty is included. 70% pre-consumer recycled content.