LingoLinger 200x50 Inner Tube, 8''x2'' Electric Scooter Tire Inner tube Features: 1.Suitable for Razor E100, E150, E200, Power Core E100, Dune Buggy, ePunk, Crazy Cart, eSpark, PowerRider 360, Air Tires Replacements.2.High-quality butyl rubber make it has good resistance to penetration, mineral acids and aging with highly resistant to mineral acids and wear and tear.3.Packed 2pcs in OPP bags, easy to use and replace, you can look the video and fix it very fast by yourself. Inner tire detail: Applicable Model: Razor E100, E150, E200, Power Core E100, Dune Buggy, ePunk, Crazy Cart, eSpark, PowerRider 360Material: butyl rubberSize: 200x50/ 8''x2''Net weight(about): 200g(2pcs)Color: black Package list: 2* electric scooter inner tube How to install outer tire: Step 1: Manual installation, we suggest to soften the tire first.Step 2: Put one side into the wheel slot, then slap on foot, use screwdriver or pry bar to pry the tire.Step 3: Installing tire needs tools, if you do not have experience, please ask a repair master to help.