This is a genuine BMW cover window guide web exterior right, part number 51347890092. It is finished in gloss black and is designed for use on the exterior of the vehicle. This product is a high-quality replacement for damaged or worn out window guides and is specifically designed for BMW vehicles. It is made from durable materials to ensure long-lasting performance and a perfect fit. This cover window guide web is compatible with the right side of the vehicle and is an essential component for proper window function.