... .00-15,8.50-20, 6.00-20, 7.00-20, 7.50-20, 8.00-15, 9.00-15, 9.75-15, 10.00-20, 11.00-15, 11.00-20,etc 2.Tractor/Agricultural wheel ... truck wheel rim/Tube wheel rim:5.50-15, 5.50-16, 6.00-16, 6.50-16, 6.00-20, 6.50-20, 7.00-20, 7.50-20, 8.00-20, 8 ... .25-20,8.80-20, 8 ...