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. 7.50-15, 215/85R16, 225/75R16, 8.75-16.5, 9.50-16.5, 235/80R17, 245/70R17, 10R17.5, 215/75R17.5, 225/70R19.5