Feature:1. Rubber Material: Made of high quality rubber material, the internal structure is stable, and has strong flexibility, which can fully meet the international standard airpressure.2. Longer Service Life: Lawn mower tire inner tubes have higher safety performance and longer service life than ordinary inner tubes, more durable.3. Shock Absorption: The 4.10/3.506 inner tube can absorb the shock of bumpyroads to adds comfort to your riding and guarantee your safety.4. Applicable Models: The 4.10/3.506 rubber inner tube is ideal for motor vehicles, lawn and garden equipment, karts, snowboards and trolleys.5. Replaceable Inner Tube: No need to buy a new tire when you have a flat, simply replace the damaged inner tube and you'll be back up and running.Specification:Item Type: 4.10/3.50-6 Inner TubeMaterial: RubberColor: As Pictures ShownWeight: Approx. 300g/10.6ozValve: Bent Valve Stem.Package List:1 x 4.10/3.50-6 Inner TubeNote:Before installing the inner tube, check that there is no burr on the rim opening. Do not sharpen the tyre tool to avoid puncturing and prying the inner tube.