Manufacture natural rubber inner tube and butyl rubber inner tube and delivery soon, ISO9001 certificate 1. For motorcycle: 225/250- ... 110/90-16, 130/90-15 etc. 2. For wheelbarrow: 200x50, 250-4, 250-6, 250-8, ... -6, 650-8 etc. Natural rubber inner tube and butyl rubber inner tube, With high quality , We can ... confirmed by market,Also we have good market for South America,Africa,Mid east. We welcome all ...