General description The 8mm Fuel Line Assembly Petrol Primer Bulb with Rubber Hose is designed for marine boat engine fittings and outboard hand siphon pumps. Made from premium materials, this siphon pump is constructed with durable rubber and aluminum alloy, ensuring corrosion resistance and a long service life. It is ideal for emergency gas transfer and can be used with gasoline, oil, water, and other common liquids. Technical specifications Hose inner diameter: 5/16 inch (8mm) Hose outer diameter: 1/2 inch (12mm) Hose length: 8 ft Usage This lightweight and portable hand siphon fuel pump is suitable for various vehicles, including brush cutters, lawn mowers, and hedge trimmers, without an anti-theft filter net. It can also serve as an engine mount for outboard and mercury engines. Other information Note: This is a rubber product; please do not store it under direct sunlight, high temperature, or in other harsh environments.