Product Material: High-quality alloy material, more durable. Product Features: The lawnmower carburetor design is improved, making it more fuel-efficient, more environmentally friendly, and easier to start than other products. Applicable Models: Suitable for MP15 15mm 1E40-5 52cc 49cc 43cc lawnmower carburetors, chainsaw carburetors, irrigation machine carburetors, and other equipment with a 15mm fixed hole center distance. Package Includes: 1 carburetor + 1 gasket + 2 primer pumps + 1 fuel filter hose + 2 valves + 1 spark plug + 1 extra fuel filter. After-Sales Service: If you have any questions during the purchase or installation process, please contact us promptly, and we will resolve them for you as soon as possible. If possible, you can buy other accessories in the store.