Designed to be sited near to the discharge valves on road tankers to indicate to the operative the product carried in the tank in order to help prevent cross-overs and contaminations.Moulded from specially modified polypropylene with a removeable polycarbonate window the unit can display up to 8 products.The clip-on body with security grub screw can be removed in seconds for either cleaning or changing the label. Changing the product grade displayed is acheived by simply pulling out the handle , twisting and then releasing into the next position. The bracket has several mounting holes and can be fitted horizontally or vertically.