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"&lt;p&gt;It is easier and more cost-effective than ever to transform your Super Erecta\u00AE stationary shelving unit into a mobile shelving unit with the 51\u201D x 27\u201D Aluminum Super Erecta\u00AE Stock Truck Dolly (D55PSLN) from Metro. Simply place any 48-inch by 24-inch Super Erecta\u00AE stationary shelving unit on top of this sturdy truck dolly to convert it into a rugged and highly maneuverable mobile shelving unit that makes it easy to keep up with quickly changing storage demands. Made from durable, aluminum, the truck dolly is corrosion resistant and features a full wraparound bumper to prevent damage. It is even equipped with four large, eight-inch casters with durable polyurethane treads. All four casters swivel for enhanced maneuverability and two are equipped with swivel locks. \r\n&lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.foodservicewarehouse.com/intermetro/d55psln/p532114.aspx>