High percomptiable withmance inner tube with TR87 bent valve stem, maximum air pressure 30 PSI. Inflation only with a hand pump. This inner tube is made of isobutylene rubber, which is better than natural rubber in airtightness, elastic vapor resistance and aging resistance. Do not reuse. 4.10/3.50-4"" inner tube is compatible with hand carts, garden carts, lawn carts, utility carts, wheelbarrows, small tractors, generators and most applications with 410/350-4"" wheels. Perfect fit comptiable with 4.10 / 3.50-4 wheels. Spare comptiable with 4.10/3.50-4"" tires Also in 4.10 3.50-4, 410/350-4, 3.5-4 4, 4.1/3.5 4, 4.10 3.50 4, 4.10 3.50-4, 4.10/3.50-4, 4.10/3.50-4"", 4.10 x 3.50 -4"". About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks comptiable with your cooperation and we'll make you feel satisfied.