We are manufacturer of tyre and inner tube which are being exported to over 30 ***** the high quality, our products are highly acceptable by the domestic and outsied customers. The width of the 3.00/3.25-18 motorcycle inner tube are 95mm, 90mm and 85mm with the weight of 540g, 520g, 450g, 3.00/3.25-17 is 95mm, 90mm and 80mm with the weight of 540g., 520g, 440g. The tyres are including TT and TL , STREET AND OFF ROAD for motorcycle. The inner tubes are including the natural and butyl rubber tube for motorcycle, bicycle, car, truck. The tyre and tube sizes are as follows: 2.25-16, 2.25-17, 2.50-17, 2.50-18, 2.75-17, 2.75-18, 3.00-17, 3.00-18, 3.25-16, 3.00/3.25-18, 3.00/3.25-17, 3.00-10, 3.50-10, 4.00-8, 4.00-12, 90/90-12, 110/70-12, 120/70-12, 130/60-13, 130/90-15, 110/90-16, 90/90-18, 90/90-10, 275-21, 4.10-18, 90/90-10, 100/60-12, 100/60-13, 110/90-10, 120/***** Inner tubes for car and truck: 155/165-13, 175/185-14, 175/185-15, 6.00/6.50-14, 7.00-14, 7.00-16, 7.50-16, 8.25-20, 9.00-20.10.00-20, E-12, F-13, G-14, G-15, K-15, K-16 Bicycle tubes: 12/14/16/18/20/22/24/26*1.75/1.95/2.125, AV, TR, FV, DV, EV Please feel free to contact me, the high quality with competitive price will be offered. And the reply for your inquiry will be sent to you as soon as possible. William Zhang General Manager Qingdao Supertrans Industry Co., Limited. Jiaonan City, Qingdao, China Mobile:0086-13864886898 Tel:0086-532-86999855 E-mail:***** MSN:***** Skype:supertranstyre