8 Inch Aluminium Hub Pneumatic Wheel For E-twow Scooter Without Bearings But With Inner TubeThis item is for one 8 inch wheel only, if you want two wheels, please buy 2 pcs, thanks a lot. This wheel use pneumatic tire(with inner tube)If use it on the E-twow or Kugoo scooter, please choose the “without bearings” option and use the scooter original bearings and axlel size: 8 inch (200mm)Wheel hub width: 42 mmTyre width: 45mmHub material: Aluminium alloyTyre material: RubberHole diameter for bearing: 28mmWe can provide the 8mm bearing for this wheel, if you want it, please choose the “with M8 bearing” option wheel for E-twow scooter / Kugoo scooter: