Durable dual wall steel frame carts with lightweight aluminum drawers. Dual pull-out side shelves on ball bearing glides for additional work space. Outrigger bumper system for stability and damage protection. Corner extrusions made of strong extruded aluminum and accessory mounting panels eliminating the need for pre-drilled holes. Deluxe color-coded caster inserts on all ER, Anesthesia, and Isolation carts. Available in 15 standard and contemporary colors, and 6 locking options.