YunSCM 2-Pack 700C Bike Heavy Duty Tubes 700x45C 700x44C 700x46C 700x47C 700x48C 700x50C 44/50-622 AV48mm Valve 700C Inner Tubes Compatible 700x44C/45C/46C/47C/48C/50C 28x1.75 Road Bike/Bicycle Tyre

【Heavy Duty inner tube】700Cx44C/45C/50C AV(47/52-622) Heavy duty bicycle replacement inner tube, these inner tubes are ideal for a wide range of applications. Enhanced the ductility of the heavy load tyre, so that the scope of application is expanded, Compatible with 700x44c 700x45c 700x46c 700x47c 700x48c 700x49c 700x50c(44-622/45-622/47-622/48-622/50-622) racing/ road/ MTB/ e-bike bicycletyre tubes. 【High quality butyl rubber】The bike tyre tube 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 28" inner tube 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】700x44C 700x45C 700x48C 700x50C 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.