Ultra V-bar Canadian Spec chain is made with a unique alloy steel, able to withstand harsh abuse on our Canadian highways. Larger side chain and cross chain hooks when compared to standard V-bar on the market. Cam lock tighteners installed on the side chain, aid in securing a tight fit. This chain is designed to be installed on one single wheel. LT35x12.50R15, 295/75R16, 315/75R16, 305/70R17, LT35x12.50R17, 285/75R18, 295/70R18, 305/60R18, 305/65R18, 305/70R18, 325/60R18, LT35x12.50R18, 285/60R20, LT35x12.50R20