Use high quality aluminum alloy to replace the original bad valve cover of the tire to keep the wheel in good working condition.There is a rubber seal inside that leak on a long, solid drive. It is a stable tire pressure cap and is a great car part.,Simply screw the valve cover along the thread onto the valve stem, and the air valve cover will not be damaged during installation. Universal to most cars, trucks, motorcycles and bicycles.,You will receive a set of 4 pieces. The bonnet is 1.15 inch (29mm) in overall length and 0.43 inch (11mm) in diameter. It can be used as a good decoration for car tire cover accessories, improve the appearance of the car, and is a car accessory gift for men.,Note that it is a good idea to remove these valve covers when entering an automatic car wash.,If you have any questions about the product, please contact us in time and we will provide you with a satisfactory solution.