The compact and economical PBL AV Cart provides versatility and easy mobility for all of your AV equipment. Top shelf can be adjusted from 41 1/2" to 47 1/2" in height. Middle shelf can be extended outward to provide easy access. Unit is reinforced with a wrap lock panel attached to the bottom, ensuring stability and rigidity. Black powder-coated steel frame includes 3" casters (two locking). Optional UL/CSA-approved electrical assembly available.