Qingdao summit industry co,. Ltd specializes in producing motorcycle inner tube and motorcycle tire (tyre) and bicycle tubes. We suppyly more reasonable price, quality products and perfect service. Welcome to visit our website. Other motorcycle tyre&tube and tubeless sizes: Motorcycle tyre and motorcycle inner tube sizes: 250/275-17, 250/275-18, 300/325-17, 300/325-18, 250-16, 250-17, 250-18, 300-17, 300-18, 350-18, 410-18, 275-14, 275-19, 300/325-8, 350-8, 400-8, 350-10, 300-10