Tectran Mfg, 162R 12" Emergency Air Brake Coil - Red 1/2, Reinforced 1/2 Nylon Tubing with Excellent Coil Memory and Durability, Resistant to Attack by Gas Diesel Fuel Methyl-Alcohol and Zinc Chloride, Male Pipe Brass Fittings and Galvanized Steel Spring Guards, Designed for 150 PSI Operating Systems, SKU: DAS5715