... customer requirment.Main size:15.5-38,14-38,13.6-38,12-38,11-38,16.9-30,16.9-28 ... ,14.9-28,14.9-24,13.6-28,13.6-26,13.6 ... -24,12.4-28,12.4-24,11.2-28,11 ... -20,7.50-16,6.50-20,6.50-16,6.00-16,6.50-14,6.00-14,6.00-12,5.00-12,4.00-10,4.00-8,3.50-8 ...