The Safco® Sled Base Stack Chair Cart is an option for large volume office chair stacking, storage and transportation. The cart is mobile on four durable wheels and is supported by a silver steel frame. Can stack 20 units depending on the chair. For Agiliti™, Veer™, Pique™, Reve™, Vy™ and Currant™ High-Density Stack Chairs. Material(s): Steel; Overall Material Type: Metal; Color(s): Silver; Color Family: Silver.