Highly adjustable keyboard tray features lateral adjustment, 5 1/2" height range, 360 swivel & +15 / -15 tilt. Easy height & tilt adjustment; just loosen knob, position tray as desired, then re-tighten knob. Independent articulating mouse platform can be mounted right or left. It's perfect for shallow workstations where mounting depth is at least 17 1/2". Leatherette gel wrist rests with antimicrobial product protection. Precise mousing surface extends battery life. Workstation Type: Straight; Sit-to-Stand Option: No; Weight Capacity: 70 lb; Height (+/- Desktop): +1.5" Above to -4.5" Below.