This is a genuine BMW finisher window frame top door for the rear right side, with a chrome finish. The product number is 51357072890. It is a high-quality replacement part for your BMW vehicle, designed to match the original specifications and fit perfectly. This finisher adds a sleek and stylish touch to your car's exterior, enhancing its appearance. It is durable and built to last, ensuring long-lasting performance and reliability. This finisher is an essential component for completing the look of your BMW and maintaining its overall aesthetic.