Durable material : The PW carburettor is made of aluminum alloy, the surface of the carburetor is anodized for better wear resistance, heat resistance, corrosion resistance and insulation, guaranteeing reliable performance and a long service life. Excellent performance : the motorcycle carburetor is effective in mixing fuel and air, allowing the engine to run smoothly. Powerful function : the motorcycle carburetor can automatically measure the concentration of fuel and provide the required amount of mixed fuel. Easy to Install : The universal PW carburettor is easy to install and replace. The old carburetor can be replaced directly, thus extending the life of the machine. It is the ideal choice to replace your defective carburettor. We offer different sizes. Wide Application : PW Carburetor suitable for 50-350cc ATV Dirt Bike ATV Dirt Bike Universal with strong explosive power, enhancing power and conquering all kinds of terrain. 21mm: 50-100cc 24mm motor: 75-125cc 26mm motor: