Genuine OEM Volkswagen Seat Belt Buckle Receiver, part number 8Y0857739MMNB. This critical safety component is designed to securely latch the seat belt tongue, restraining the occupant in their seat. Positioned on the seat base, it ensures proper function of the vehicle's passive safety system. Weighing 0.429 kg with dimensions of 0.18m x 0.11m x 0.08m, this buckle receiver is built for reliable performance. Using genuine OEM parts guarantees the highest safety standards, precise fitment, and dependable operation of the seat belt system.