The product is a Genuine Mercury Quicksilver 12-36001 Washer OEM New Factory Boat Part. This product is a high-quality washer specifically designed for Mercury boats, ensuring a perfect fit and reliable performance. With the manufacturer part number 12-36001, this washer is a new, factory-made part that meets the standards of quality set by Mercury. It is a genuine part that is not a modification or a non-domestic product, making it a trustworthy choice for boat owners looking to maintain or repair their maritime vessels. one pack