ATD Tools 81050 Blow Molded Heavy-Duty Mechanic&rsquo;s Creeper Advanced Tool Design blow-molded red mechanic's creeper Features unrestricted arm movement Includes 2 Molded 9-inch tool trays and 6 3-inch rubber oil and fuel-resistant swivel wheels 1-inch ground clearance 39.75-by-4.25-by-19-inches