1).Material: butyl inner tube or natural inner tube 2).Brand name:wintonco 3).Performance: good gas tightness, anti-aging , anti-corrosion, excellent wearing resistance. 4). Tensile strength: 7mpa, 8mpa, 9mpa, 10mpa or as per customer's requirement to produce. 5).Elongation at break: more than 450% 6).Joint tensile strength: more than 3.4mpa 7).Certificate:iso9001-2000, ccc 8).Valve: as per customers requirement 9).Packing: weaving bag or carton 10). Customer: our products are being exported to russia, america, middle east, philippine, thailand, indonesia, africa and other countries and regions around the world. 11).OEM service are acceptable and day production capacity can reach 10, 000 pieces 12).Payment terms: L/C or 40% T/T in advance, then balance shall be paid according to the B/L. 1.Modle:3.00-18 2.Material: butyl inner tube or natural inner tube 3.Brand name:wintonco 4.Performance: good gas tightness, anti-aging , anti-corrosion, excellent wearing resistance. 5. Tensile strength: 7mpa, 8mpa, 9mpa, 10mpa or as per customer's requirement to produce. 6.Elongation at break: more than 450% 7.Joint tensile strength: more than 3.4mpa