Sold in Pairs (2 Chains/Covers 2 Tires) Rubber Adjusters Sold Separately (Quality Chain SKU 0212) SAE Class "S" Clearance Not for Use on Trailers Cobra passenger cable chains are made with tough, low-profile carbon steel rollers to provide traction and long wear. The low-profile of the .344" diameter steel rollers allows increased tire-to-road contact resulting in better stability as well as considerable noise and vibration reduction. These Cobra cable chains are designed for use on cars having minimal clearance availability and original equipment tires with high tread. They are galvanized for rust protection and come packed in an easy to carry bag for simple storage.