The 2.80/2.50-4 inch air-filled inner tube with a bent valve stem is a perfect addition to your E300 Scooter, providing reliable support and comfortable riding. Constructed to last, this durable tube is designed to fit 2.50-4 electric wheelbarrow scooters, ensuring a seamless fit and improved ride quality. The 2-pack package ensures you always have a spare tube on hand, increasing convenience and safety during routine maintenance or unexpected punctures. This replacement inner tube eliminates the need for costly trips to the store and ensures smooth, reliable operation of your E300 Scooter.