Solid Tire Tire brand:AUTOMAX SIZES:3.00-15, 5.00-8, 6.00-9, 7.00-9, 6.50-10, 7.00-12, 8.25-12 ... -15,etc Solid Tire SIZES:3.00-15, 5.00-8, 6.00-9, 7.00-9, 6.50-10, 7.00-12, 8.25-12 ... )These tires are compression molded for more durability and longevity. 3)Uesd in the industry, with more pushing power, load capacity ...