The Genuine BMW Gasket Ring (D=7 mm) - 64508369240 is a small, circular ring used in automotive applications. It has a diameter of 7 mm and is made by the BMW brand, ensuring high quality and compatibility with BMW vehicles. The gasket ring is used to create a tight seal between two components, preventing leaks and maintaining proper function. It is made of durable materials and is an essential part for maintaining the performance and reliability of a BMW vehicle.