Features1Material: Non inflatable vacuum tires are professionally made of high quality rubber material, with good friction resistance and long service life. 2Rubber tire: Rubber tire is softer and the fabricated structure is stable, tire has better structural strength to better protect the user's riding safety. 3Vacuum Tires: Compared with solid tires, vacuum tires have good damping properties, allowing you to drive on most roads, giving you a comfortable driving experience. 4Product Size: Tire width is 70mm/2.8in, inner diameter is 163mm/6.4in, outer diameter is 228mm/9.0in, tire specification is 60/706.5, and tire bearing weight is 100kg/220.5lb. 5Applicable Models: Non inflatable vacuum tires are suitable for Ninebot MAX G30 electric scooter. It is the best choice for scooter travel.SpecificationItem Type: Scooter NonInflatableVacuumTiresMaterial: RubberProduct Size:Tire Width: Approx. 70mm/2.8inInner Diameter: Approx. 163mm/6.4inOuter Diameter: Approx. 228mm/9.0inTire Specification: 60/706.5Bearing Weight: Approx. 100kg/220.5lbProduct Weight: Approx. 624g/22ozApplication: forNinebotMAXG30 Electric ScootersPackage List1 xTire