Premium Materials: The tire is made of high-quality rubber, resistant to wear, scratches, and punctures, and withstands extreme temperatures, offering a long service life and high stability. Enhanced Airtightness: The wheelbarrow inner tube is very durable and suitable for transporting heavy loads. The valve type is a curved metal stem, providing excellent sealing and eliminating the need for frequent inflation. Wide Application: Suitable for generators, snow blowers, lawnmowers, garden trailers, carts, railway vehicles, small trailers, etc. Not suitable for electric cars or motorcycles. Note: Inflating the inner tube is easy. Use only a hand pump and inflate slowly to avoid over-inflation. Perfect for home use. Package includes: 2 replacement lawnmower hoses, size: 4.10/3.50-4. Replacement hose: for 4.10/3.50-4" tires/rims (10" outside diameter). Please check the size before purchasing.