Product Descriptions: Shelf carts boast reinforced construction, featuring 1-1/2" x 1/8" angle iron uprights for enhanced durability. The heavy-duty 14-gauge steel shelves are complemented by a sturdy tubular push handle. These units are ideal for transporting heavier components or stock items. Shelf Stock Carts come in two capacity options: 1,200 lbs. or 3,000 lbs. FOB Shipping Point applies. Steel surcharges may be applicable. 1200 lbs. Models - Equipped with 5" x 1-1/4" polyurethane casters (2) swivel with side brakes and (2) rigid. 3000 lbs. Models - Fitted with 6" x 2" phenolic casters (2) swivel and (2) rigid. The handle adds 6" to the overall length of the cart.