inner butyl tube

inner butyl tube 1,material: steel or Aluminum 2,process by 5 axis machine 3,delivery :within 30 days our company manufactur all types of weight-increased butyl tire tube .recycle old weight-increased butyl tire tube.Discount new products with old products we can manufacture all kinds of butyl tire tubes, including butyl inner tuber and natual rubber inner tuber.size as below: 500-8 900-8 600-9 600-15 650-16 750-16 825-16 750-20825-20900-201000-20 1100-20 1200-20 900R20900R22.5 100R20100R22.51100R20 1100R22.5 1200R201200R22.5 1200-24 1400-24 17.5-25 20.5-25 23.5-25 26.5-2529.5-25 2100-332400-35