... .50-15, 7.00-15,8.50-20, 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 rims:5.50x16 ... , 6.00-20, 6.50-20, 7.00-20, 7.50-20, 8.00-20, 8.25-20,8.80-20, 8.50-20, 9.00-20,etc Also,we ... will do my best to help. Engineering wheel rims11.25-20