3M Sit/Stand Keyboard Tray, Simply Turn Knob To Adjust Height And Tilt, Sturdy Tray Includes Gel Wrist Rest Precise Mouse Pad, Swivels Stores Under Desk, 23" Track, Black (AKT170LE)

Sit/stand easy adjust arm just lift platform to adjust height +10"/-4" from mounting surface and tilt +10°/-15° to get to comfortable working position Sturdy all-in-one wood platform minimizes bounce while typing and mousing Includes easy to clean leatherette covered gel wrist rest with Precise Mouse Pad that positions right or left Platform swivels left and right 360° and stows completely under the desk when not is use Lifetime warranty on keyboard arm, five years on keyboard platform, and one year on gel wrist rests