... ISO9001:2000, TS16949Specialized in manufacturing wheel rims for 20 years 1,Products show The products about Tractor/Agricultural ... 3,Packing & Certificate Show: Lianyungang Allen Iron Steel Co.,Ltd --Steel Wheel manufacturer is specialized in making tube ... 15, 7.00-15,8.50-20, 6.00-20, 7.00-20, 7.50-20, 8.00-15, 9.00 ... 20, 6.50-20, 7.00-20, 7.50-20,7.75-20, 8.00-20, 8.25-20,8.80-20, 8.50-20, 9.00-20 ...