Motorbike. A high quality pneumatic 4 ply Tyre & bent valve Inner Tube to fit Petrol Scooters. Tyre Ply: 4. Motorbike, Scooter Parts. This will fit any of the following tyre sizes 4.10/3.50-4 or 410/350-4 or 3.50-4 or 350-4 or 4.10-4 or 410-4.