HalGuard premium fire extinguishers contain a clean extinguishing agent that turns into a gas and quickly attacks fires involving 1) flammable liquids without leaving any residue and 2) electrical equipment without the risk of shock. Steel, aviation-quality mounting bracket included. HalGuard extinguishers are ideal fire protection for race cars, hot rods, and high-tech computer gear. Available black, chrome, or red in sizes from 1.4 to 15.5 pounds.