These chains are designed for highway use. Made from 7-8mm wire. Constructed of alloy steel for longer wear. Can run 3-4 times longer than carbon chain. Perfect for on the road fleets. Dual Triple Mount. Not intended for Plow, Forklift, or Tow Truck Applications. Fits Tire Sizes: 285/75-22.5, 295/75-22.5, 275/85-22.5, 275/75-22.5, 275/80-24.5, 295/70-22.5