Genuine OEM Volkswagen Seatbelt Fastening Reinforcement, part number 5NA810427A. This part provides structural support and reinforcement for the safe and secure attachment of seatbelts. It is located in the interior body structure, specifically around the seatbelt anchor points. Made from high-strength steel, this reinforcement ensures the integrity of the seatbelt system. Genuine OEM seatbelt components are critical for occupant safety, ensuring they meet stringent testing and performance standards.