Channel 616 Semi-Enclosed Bun Pan RackWith a semi enclosed design, the Channel 616 bun rack is manufactured specifically for cooler and freezer applications. To permit this, it is built from heavy duty, high tensile extruded aluminum, type 6063 T5 alloy. Channel is so convinced of its durability they provide a lifetime guarantee against rust and corrosion. The 616 comes with 5 swivel casters for easy maneuvering. Features & Benefits: Application Multi purpose racks for holding and storing