700 lb. capacity. Steel stair climber with rubber treads. Protective plastic pads help avoid scratches. 6" x 2" TPR tires. Toe plate: 22" W x 5-1/2" D. Handle driven belt release mechanism. Two 2-1/2" width webbed straps. Extension box lifter. Overall size: 60-1/8" H x 22" W x 11"-23" D.