Genuine OEM Volkswagen Seat Belt Buckle, part number 6F0857755FMNB. This critical safety component is designed to securely latch the seat belt, restraining the occupant in the event of a sudden stop or collision. It is an integral part of the vehicle's passive safety system, typically mounted to the seat frame. Weighing approximately 0.217 kg, it measures 0.25 meters in length. Using a genuine OEM buckle ensures precise fitment, reliable operation, and adherence to stringent safety standards for occupant protection.