1×Carburetor. [Good Material] This carburetor kit is made of premium ABS material, which is sturdy and durable to use. It has excellent performance and can allow the mower to last longer. [Help Engine Run Smoothly] This carburetor kit is used for helping solve problems such as strong acceleration, black smoke, oil leakage, difficult starting, from the exhaust pipe, etc., and help the engine run smoothly.