Genuine OEM Volkswagen Double Stud, part number WHT010902. This double stud is used to connect components within the toothed belt guard and fuel rail/injector unit assembly. It features a hexagon drive for secure installation. Proper connection of these engine components is critical for timing belt system integrity and fuel delivery. Genuine OEM studs are manufactured to exact tolerances, ensuring a secure and reliable connection essential for the proper functioning of the timing belt and fuel systems.