Genuine OEM Volkswagen Hexagon Socket Bolt, part number WHT002250. This bolt is used to securely fasten components within various systems, including exhaust gas treatment and window mechanisms. It is indicated as item 18 in the diagram, appearing to be a fastener for the door seal or frame. Made from high-strength steel, it provides reliable fastening. Genuine OEM bolts are manufactured to precise specifications, ensuring correct thread engagement and material integrity for safe and lasting assembly.