... 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 ... .2-24,9.5-24,9.5-22 ... ,9.5-20,8.3-24,8.3-22,8.3-20,7.50-20 ... -16,6.50-14,6.00-14,6.00-12,5.00-12,4.00-10,4.00-8,3.50-8 ...