8.5 Inch Inner Tube 50/75-6.1 Thick Scooter Tube Universal 8 1/2 X2 Inflated Tube Replacement for Gotrax GXL Hiboy S2 Xiaomi M365 Pro Pro2 1S MI3 Lite

【Widely Used】-Suitable for Gotrax GXL V2 Hiboy S2 Pro Xiaomi M365 Pro Pro2 1S MI3 Lite and other 8.5 inch wheel electric scooters. Reminder: both front and rear wheels can be used. 【Valve Extension】-Straight valve design allows this tube can be used for both FRONT and REAR wheels. In order to help users to inflate the inner tube easier, package comes with a valve extender which can be used for more efficient tire inflation. 【Extra Thick & Puncture-Resistant】-The thickness of ulip inner tube has been increased. Our tube is 1.9mm thick while the others is about 0.9mm, it’s more durable than other normal tubes and have better puncture resistance. It lasts for a longer time. 【High Quality Material】-Made of high quality butyl rubber, which has good thermal stability and air tightness, also non-toxic and harmless to environment. 【Installation】-When you install the inner tube please don’t use pointed lever because it might cause some damage to it.