... delivery 4.Competive price,high quality Car Inner Tube (Size:12";13";14";15";16"etc) ... is professional in producing motorcycle/wheelbarrow tyre and tube with high quality which reached world-class level, ... 000 pcs/monthInner tube material: natural rubber/butyl rubberProducts:inner tube,natural rubber tube,butyl rubber tube,tyre,motorcycle tyre ... 17,350-18,400-10,400/450-12,500-12,400/450-14,300-10,350-10 ...