Motorbike. Car, Caravan. A high quality pneumatic Tyre & bent valve Inner Tube commonly used on Electric Scooters. Tyre Ply: 2. Motorbike, Scooter Parts. Replaces any 3.00-4 or 300-4 or 3.00x4 or 260x85 or 10x3 tyre fitted to Electric Scooters.