GOOFIT Intake Manifold Pipe Carburetor Adapter for 2 Stroke Honda DIO 50cc Elite S Scooter Motorcycle Bike Mopeds Inside diameter: 23mm, 29mm,Installation pitch: 37mm, 47mm Base size: 58mm * 52mm Fit for 2 stroke Honda DIO 50 Honda Lead Arrival within 1-2 days (Sold by GOOFIT and Fulfilled by Amazon) Arrival within 7-15 days (Ships from and sold by GOOFIT)