8mm Fuel Primer Bulb for Cars and Boats, 2-Piece Hand Pump for Transferring Diesel Fuel, Water, and Liquids in Cars and Gardens

High-quality material: Lightweight alloy and rubber, high-quality rubber and aluminum alloy, high-quality rubber and corrosion-resistant metal, oil-resistant, durable, wear-resistant, tear-resistant, and long-lasting. Excellent design: Thickened design with double-sealing fasteners for better sealing. A large, incandescent shape ensures high suction power and accelerates oil pumping. Made with low-permeability material to prevent fuel evaporation, maintaining flexibility and preventing collapse in hot and cold weather. The connector is designed for easy installation of the hose and will not fall out. Wide Application: Suitable for helicopters, ships, motorcycles, and other fuel systems; compatible with carburetor and low-pressure fuel systems. Metal valves. Size: 8 mm (5/16"). Body size: 154 x 46 mm / 6.06 x 1.81 in. Package includes: 2 x Black Rubber Fuel Pumps (8 mm)