We,Shandong Hengda Rubber Co.,Ltd, was established in 1987 and our goods 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) rubber 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;300-17;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.