Masterproducts Lift-N-Loc™ Premium Articulating Keyboard Platform Lift-N-Loc™ Premium Articulating Keyboard Platform Lightweight phenolic platform with precision Teflon® glide system. Lift-N-Loc™ mechanism adjusts height with just a lift; +/-15° tilt range, 360° swivel. 6" height adjustment range. Tilt/swivel mouse platform. Gel-filled wrist rest for keyboard. Manufacturer’s one-year limited warranty. Assembly required. Workstation Type—Curved, Straight or 90° Corner Glide Track Length—23" Keyboard Tray Dimensions—20 wide x 11 long Mouse Tray Dimensions—9 wide x 9 long Mousing Surface Attaches on Right or Left Side Mouse Tray Swivels Removable Mousing Surface Articulating Arm Height Adjustable (Above to Below Desk)—1" to 5" Black