Height-adjustable cart with protective non-skid mats includes electrical assembly with four outlets and 25-foot cord. Powder-coated steel frame with four heavy-duty swivel casters two locking for easy maneuverability. Color: Black Caster/Glide/Wheel: Four 4" Swivel Casters 2 Locking.BLT85892. 85892. Balt Balt Steel Utility Cart.