Opt for the ultimate in convenience, flexibility and efficiency when you choose Labelmaster’s 2 Legend Flip Placard System for Tankers. Our system includes three placard panels in a single frame: Flammable Gas 2, Non-Flammable Gas 2 and Blank or Flammable Liquid 3, Combustible 3 and Blank. Self-contained, these aluminum alloy placard panels slide over easily on four aluminum hinges, while notches allow you to flip numerals without interference and panels lock in place with four stainless steel pressure fasteners. Stable against high winds and heavy weather, these systems fit virtually any type of cargo tank for increased ease of use.