The Konig SUV is specially developed and tested for SUV, crossover, commercial vehicles and motorhomes. The Konig SUV and has a 12mm clearance, a self tensioning chain, special anti-scratch nylon bumpers to protect alloy wheel and a unique design pattern chain in special alloy steel (UNI EN 10020) MnNi. This is a lighter chain for those larger vehicles, which in the past have been required to be fitted with heavy 4x4 wheel chains.Snow chains warranty/guarantee does not cover any chains that are used on any vehicle that is fitted with wheels, tyres or a wheel/tyre size combination that is not approved to be fitted with snow chains by the manufacturer as per vehicle owner’s manual.For sizing please refer to our chain sizing chart http://bumps.com.au/Snow_Skate/Surf/Chain%20Size%20Chart