2-PCS 26x1 3/8（37-590） Heavy Duty Bike Tire Tubes AV32MM Schrader Valve Premium Butyl Rubber Inner Tubes Compatible with 26x1 3-8 37-590 Bike Bicycle Tire Tubes - YunSCM, YunSCM2021031901

• UPC   750139075706
• Special note: Only suitable for ETRTO:37-590, which is not suitable for the European standard size of 37-559 Heavy Duty inner tube: 26"x1 3/8" AV33MM(37-590) Heavy duty bicycle replacement inner tube, these inner tubes are ideal for a wide range of applications. Enhanced the ductility of the heavy load tire, so that the scope of application is expanded, Compatible with 26x1 3/8 tires High quality butyl rubber: Made of high quality butyl rubber composite material, with good air tightness, heat resistance and durability. Every product is rigorously screened before it is delivered to you New upgraded thicker inner tube: The weight is 30% heavier than the ordinary inner tube on the market, and the upgrade can be seen to make the inner tube more durable Excellent shock absorption ability: The heavy, strong, highly durable butyl rubber made from these inner tubes is a perfect shock absorber to reduce vibration and eliminate the shock caused by bumps and rough surfaces on the road or pavement. Heavy Duty butyl rubber for maximum ride comfort - upgrade your ride experience Installation: 26"x1 3/8" bicycle heavy duty replacement inner tube for easy installation and removal. Check the valve position to ensure that the installation direction is correct Tip: Before installing the inner tube, please put the inner tube into the water for inspection, if there are bubbles, it means that it has been damaged, you can contact us. Check the valve position to ensure that the installation direction is correct. Note: The inflatable inner tube should avoid puncture by sharp objects We hope to do better in terms of tire quality in order to provide you with better service and satisfactory products. If you have any questions about product quality within a year, you can contact us. You need to provide relevant pictures and information so that we can respond quickly and save you valuable time