We,Shandong Hengda Rubber Co.,Ltd, which was established in 1987 and our tires sell to Africa,South America and southeast Asia,,as one of the largest tire and tube manufacturers in China ,we are professional in motorcycle inner tube and tire for various types such as natural (common/high) inner tube; butyl inner tube; common and high grade motorcycle tire as well as the tubeless tire for your choice.such as 225-16,225-17,250-17;250-18;275-10,275-16;275-17;80/90-17;275-18;300-8;300-10;30017;300-18;325-16;350-10;350-16;375-10;400-8;450-18;90/90-18;130/90-15;110/90-15 as well as your requirement. Should any of the items be of interest to you,please let me know. We shall be glad to give you our lowest quotations upon receipt of your detailed requirements.