Heavy Duty Tractor Tire Chains 1 pair of brand new tractor tire chains made of 3/8" hardened links. Model DUO-226 Dimensions are 18 inches wide x 10 feet long. Designed to fit 9.5-32, 11.2-24, 11.2-28, 320/70-24, 280/85-24, 230/95r32, 355/80r20 Brand new. I ordered the wrong size. These will fit agriculture pattern tires on a JD4400 or similar.