Grizzlar GARDEN TRACTOR CHAIN Net Style Grizzlar’s Garden Tractor Net Style Chains for use with garden tractors and other special vehicles. - Fits: 4.00-4, 4.10-6, 13x4.00-6 tires. - Net style chain for excellent traction. - Much more contact of the chain with the road than with ladder style chains. - Manganese steel for longer durability. - D-shaped links for increased traction. - Especially suitable for tires with very aggressive tread. - Easy installation. - Tensioning chain. - Extension kits available for differences in actual tire sizes. Packaging: 1 pair per cotton bag. Actual tire sizes can vary significantly due to variations by manufacturer, design, tread and wear. Please pre-fit your chains as soon as you get them. Extension kits (GTN-XK2) to adapt chains to larger than normal tires are available. All of the numbers of your tire size have to exactly match (both number and the order in which the numbers are listed) with our tire size in the application list. If in doubt, contact us. For a complete application list: see pictures