Manufacture natural rubber inner tube and butyl rubber inner tube and delivery soon, ISO9001 certificate 1. For motorcycle: ... 275-17, 250/275-18, 300/325-18, 325/350-16, 300-17, 275-14, 300-8, 350-10, ... , 350-17, 350-18, 90/90-18, 110/90-16, 130/90-15 etc. 2. For wheelbarrow: 200x50, 250 ... 6, 650-6, 650-8 etc. Natural rubber inner tube and butyl rubber inner tube, With high quality , We can delivery the ...