... rubber wheels,eg1)5inch : 5''X1.5'',2)6inch : 6''X2'',3)8inch : 8''X2.50-4,4)9inchi : ... 10''X3.50-4, 10''X3.00-4,6)11inch : 11''x2.50-6, 11''x3.50-5,7)12inch : 12''x3.50 ... -5, 12''x3.50-6 ,8)13inch : 13'' ... 8, 13''x4.00-6, 13''x5.00-6, 13''x2.50-8, 13''x6.50-6,9)14inch : 14''x3 ... .50-8, 14''x4.50-6,10)15inch : 15''x6.50-6, 15''x6.00-6,11)16inch : 16''x4.00-8 ...