Channel AXD-GRR-6 Glass and Oval Tray RackWith a lifetime guarantee against rust and corrosion, Channels AXD GRR 6 glass and oval tray rack is made of durable, heavy duty aluminum. It has ten racks with 6 angle spacing. The casters are 5 x 2 swivel with Zerk grease fittings for ideal maneuverability. The AXD GRR 6 is made within the United States. Features and Benefits: Aluminum construction 6 angle spacing (10) 20 x 20 racks 5 x 2 heavy duty swivel plate casters with Zerk grease fittings