Welcome to our shop Introducing our tire pressure adjustment device, designed to provide accurate and safe inflation. With its deflation function, you can easily adjust the tire pressure to your desired level. The device comes with a universal inflator nozzle that is compatible with both American and French tire nozzles, ensuring a hassle-free inflation process. Not only does it offer fast inflation, but it also attaches quickly to the end of the tire without causing any punctures. The device is suitable for all car inflator pumps and nozzle connections, making it a versatile addition to your inflating tools. Whether you have a car, motorcycle, or inflatable bike, this tire pressure adjustment device is perfect for you. Its features include easy installation and removal, making it convenient to use whenever you need to adjust your tire pressure. Size Information: - Diameter: 7.88 mm Please note that our customers are our top priority. If you encounter any issues with the product, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with 100% satisfaction and will do our best to resolve any after-sales concerns. Thank you for choosing our shop. Happy shopping 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.