Genuine OEM Volkswagen Seat Belt Buckle, part number 1K4857755MQVZ. This critical safety component is designed to securely fasten the seat belt, ensuring occupant restraint during vehicle operation or collision. It is an integral part of the vehicle's passive safety system. Weighing 0.223 kg, this buckle provides reliable locking and release mechanisms, which is paramount for passenger safety and compliance with automotive safety standards.