Grizzlar GTU-248 Garden Tractor Snowblower 2 link Ladder Alloy Tire Chains Tensioner included 18x6.50-8 2 link spacing for better traction. Chain tensioners included. Manganese steel for longer durability. Chains only, tires not included. Sold in pairs. Can be turned around for longer life. Twist link crossmembers. For deep lug tires we recommend our GTN-500 net style chains. Fits 18x6.50-8 tires.