Wheel, Overall Depth 21 3/4 in, Overall Height 2 in, Overall Width 8 3/4 in, Includes (2) 1/2 in Washers; (2) 8 in Overmolded Wheels; 1/2 in diameter Steel Axle; 1/2 in Push-Nuts; Axle Spacers, Weight 3.68 lb