Heavy-duty, maintenance-free swing arm provides a smooth, quiet side-to-side motion from a seated position that allows students to be active while remaining seated. Powder-coated steel frame with adjustable gel seat and scratch-resistant leveling feet will last for years. Institutional-quality, 24" x 28" laminate desktop adjusts from 28"H to 36"H to accommodate students ages 5-18. User weight limit 300 lb. Fully assembled. 28"L x 30"W x 28"H; 58 lb. Training and installation available on request. Truck delivery.