Heavy duty Inner Tube to fit Mobility Scooters with 5 inch wheels and tyres. This fits the following size tyres 3.00-5 or 300x5 or 3.40-5 or 340x5 or 4. Tyre Size: 3.00-5 Valve Type: Schrader (Car Type) Valve Angle Type: Bent Neck Material: Butyl Rubber