Akro-Mils ProCart utility carts are equipped with plastic shelves and hinged side gates that can be flipped up or down when loading / unloading the carts. These units are made of high-density polyethylene structural foam and are dent-resistant & rust-proof. The I-shaped support posts allow easy access to the bottom shelves. These carts transport & dispose off waste or work-in-process components within a facility safely and quickly. They come with 2 swivel and 2 rigid casters that allow the unit to easily manoeuvre around tight corners and through narrow aisles.