Rubbermaid Commercial Xtra Instrument and Utility Cart, Gray, FG409400GRAY The Rubbermaid Commercial Xtra Instrument and Utility Cart is a rolling utility cart with two shelves, a lockable cabinet and a sliding drawer. Constructed of durable plastic for strength and longevity. Elevated handles on either side for easy control Swivel casters for ease of movement Convenient sliding drawer adds space for instruments and tools