Titan Diamond Pattern Alloy Square Tire Chains OnRoad SnowithIce 3.7mm 225/60-18

  
Titan Diamond Pattern Alloy Square Tire Chains OnRoad Snow/Ice 3.7mm 225/60-18. Size based on NACM Specifications. Diamond Pattern Alloy Square Link. How many tires does this cover? Gaskets / Sets & Seals.