This product is a Genuine BMW Seal Roof with the part number 51767201661. It is designed to be used on the roof of a BMW vehicle and is an authentic replacement part from the manufacturer. This seal is essential for keeping the roof of the vehicle secure and preventing any leaks or damage. It is made to the highest quality standards and is specifically designed for use with BMW vehicles. This seal is an important component for maintaining the integrity of the vehicle's roof and ensuring a safe and comfortable driving experience.