AS a specialized manufacturer and exporter for this product in China. Made from quality heavy-duty rubber these tubes are ideal for various motorcycles. The range of motorcycle tubes fit to most street and off the road motorcycles for better function. This high quality, heavy-duty butyl rubber tubes exhibits the following characteristics: 1.Greater Strength And More Durability 2．More Load Carrying Capacity 3．More Mileage and Puncture Resistance. 4．Better Flex Life 5．Excellent heat dissipation in high speed operations 6．High resistance against scrape