16mm Heavy Duty Snow Chain 21 " Wheels 4X4, SUV, Pick Up & Van 265/40R21 TXRPROMetal Snow Chains TXR PRO Green Valley Complete Pair of Snow Chains suitable for the Drive Wheels on a Car ,Van & 4x4 vehicles. An effective and efficient solution for long distance driving, metal snow chains are ideal for driving on snow covered roads identified by the round blue B26 sign and strong enough for use on cleared sections. On some vehicles the fitting of snow chains is restricted or prohibited. In all cases refer to your vehicle's owner's