GXTX – RB178-9-BT – 56inch Low Profile LoSider Side Rail Box Comm. Class – Black Texture Coat

56" Low Profile Extra Wide LoSider Side Rail Box Comm Class; .063" Aluminum Diamond Tread; Addtl Storage in Front; Reinforced Beveled Lid; "J" Hook, No Drill into Side Rail; Rubber Weather Seal; Adjustable Tray; Black Texture Coated