34"H AV Cart - Three Shelves. Move and store up to 300 lbs. with this rugged AV cart. Its three durable shelves are made from molded plastic that won't scratch, dent, rust or stain, and each shelf is bordered by a .25" retaining lip to help secure items in place. Four 4" heavy-duty casters, two with locking brake, and a push handled integrated into the top shelf make this heavy-duty cart easy to maneuver..