If your trailer tires have reached the end of their road, make sure you replace them with these reliable and affordable tires from Tow Master. White Mag or Galvanized Mag wheel tires are available in a wide range of sizes. Their durable, weather-resistant, long-wearing, bias-ply construction meets D.O.T. specifications. Available: White Mag, Galvanized Mag. Applicable tire recycling fees may apply. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Tires/Mag Wheel.