The Genuine BMW Disc Brake Pad Pin - 34218046255 is a small metal pin used in the brake system of BMW vehicles. It is designed to hold the brake pads in place and allow for smooth movement when the brakes are applied. This pin is an authentic BMW part and is made with high-quality materials to ensure durability and reliability. It is an essential component in maintaining the braking system of BMW vehicles and is recommended for replacement during routine maintenance or when the brake pads are changed.