Genuine OEM Audi Rear Middle Seat Belt Buckle, part number 4N0857753KMNB. This vital safety component is designed to securely engage the seat belt latch plate for the rear middle passenger, providing essential occupant restraint. It is positioned in the rear middle of the vehicle's seating area. The buckle is finished in Soul Black (MNB) and weighs approximately 0.333 kg. Opting for a genuine OEM seat belt buckle guarantees precise fit, reliable operation, and compliance with rigorous safety standards for maximum protection.