Wikipedia tells us:
Snow chains, or tire chains, are devices which are affixed to the tires of vehicles to provide superior traction when driving through snow and ice.
Snow chains are attached to the drive wheels of a vehicle.
source
Wikipedia tells us:
Snow chains, or tire chains, are devices which are affixed to the tires of vehicles to provide superior traction when driving through snow and ice.
Snow chains are attached to the drive wheels of a vehicle.