Product Material: Made of high quality alloy, more sturdy and durable.Product Features: The upgraded lawn mower carburetor is more fuel-efficient, environmentally friendly and easy to start compared to other products.Applicable Models: Suitable for 52cc 49cc 43cc lawn mower carburetors, chainsaw carburetors, irrigation machine carburetors and other equipment with a mounting hole center distance of 31mm.Package Includes: 1x Carburetor + 2x Gaskets + 2x Primer Pumps + 1x Fuel Filter Pipe + 2 Valves + 1 Spark Plug + 1 Extra Fuel Filter.