This is a genuine BMW moulding for the rear right side of the vehicle's rocker panel. The part number is 51128205260. It is designed to fit and function like the original equipment on BMW vehicles. This moulding is made of high-quality materials and is an exact replacement for the original part. It is recommended to be installed by a professional technician for optimal fit and performance. This moulding is an essential component for maintaining the appearance and functionality of your BMW vehicle.