Quality material: lightweight alloy and rubber, high-quality rubber and aluminum alloy, made of high-quality rubber and metal, corrosion-resistant, oil-resistant, durable, wear-resistant, not easy to tear and long service life. Excellent design: thickened design with double-sealed fasteners for better sealing. The large glow shape ensures high suction power and accelerates oil pumping to prevent fuel evaporation, maintain flexibility, and prevent collapse in hot and cold weather. Wide application: Suitable for helicopters, ships, motorcycles, and other fuel supply systems, suitable for carburetors and low-pressure fuel systems. Metal valve size: 8 mm (5/16 inch). Body size: 154 x 46 mm / 6.06 x 1.81 inch. Package includes: 1 x Rubber Gasoline Petrol Diesel Black Pump (8 mm) Universal fit for boats, tractors, and other cars. Specifications: Color: Black Material: Alloy and Rubber Metal valve size: 8 mm (5/16") Body Size: 154 x 46 mm / 6.06 x 1.81 inches Weight: 79 g / 2.79 oz Engine