Product material: High-quality alloy material, more durable. Product features: The design of the lawn mower carburetor is improved, which is more fuel-efficient, more environmentally friendly, and easier to start than other products. Applicable models: Suitable for MP15 15mm 1E40-5 52cc 49cc 43cc lawn mower carburetors, chain saw carburetors, irrigation machine carburetors, and other equipment with a fixed hole center distance of 15mm. The package includes: 1 carburetor + 1 gasket + 2 primer pumps + 1 fuel filter pipe + 2 valves + 1 spark plug + 1 extra fuel filter. After-sales service: If you have any questions during the purchase or installation process, please write to us in time, we will solve it for you as soon as possible, and you can purchase other accessories in the store.