Includes four 5" swivel caster with brakes and a 28-3/32" W x 66-1/2" L x 15/32" T plywood board * Yellow Powder Coating finish. * Dimensions: Size: 73-3/16" W x 28-1/2" D x 68-11/16" H * Adjustable Height: 27-15/16" - 71-1/4" * Heavy-Duty square tube: 1-1/2" x 1-1/2" x 1/16