You’ll have a smooth, quiet ride as you truck around books, A/V equipment, science equipment and more! Constructed of solid steel, these versatile trucks are available in four different shelf configurations. Flat shelves measure 36"W x 17"D, double-sided shelves measure 36"W x 6-3/4"D and both styles have 11-1/2" clearance. Constructed from 30% post-consumer recycled steel. All units have 4" quiet glide casters (two locking). Trucks come in a variety of colors.