Description This 200×50 inner tube for scooters has the metric dimensions of 200mm x 50mm and the nominal inch measurements of 8″ x 2″. A small tire inner tube, it is a popular size on many top brands of electric scooters, as well as some mobility scooters, hand carts, and utility carts. A scooter inner tube like this may have a wide variety of applications. Take a look at our Compatibility tab (on the right) to see if this is the scooter inner tube you need.