Inner tube Dunlop 4.50, 130/90, 140/80, 150/80 R17 TR4 Thickness 1.4mm, straight valve

DUNLOP - patented the idea and began to develop invention into a commercial enterprise, which quickly became known as "Dunlop Pneumatic Tire Co. Ltd." In 1890, opened the first tire factory in Dublin, Ireland, and three years later in Germany.