Feature:1. [Durable Material] Made of high quality ABS, iron, aluminum material, it is not easy to be damaged, has a long service life.2. [High Efficiency] The gasoline engine of the four stroke brush cutter has high efficiency carburetor and air filter, which is more efficient and has a long service life.3. [Stable Performance] Professional manufacturing, superb craftsmanship and high accuracy help to provide the perfect performance, low noise and low power consumption.4. [Beneficial To Water And Soil] Brush cutter engine has almost no effect on the surfaces of the soil, with the soil fixing effect of the grass roots is extremely beneficial to the preservation of water and soil.5. [Widely Application] The fuel tank capacity of this gasoline engine is 650ml, which is widely fit for HS139 35.8CC 4 stroke brush cutter.How to Use:Install and replace to the corresponding brush cutter model equipment1. Gasoline engines are prohibited from overspeeding and should be stopped at low speeds.2. The engine oil must be of the correct type, and the gasoline must be clean and freshness.3. Non professionals are not allowed to adjust the carburetor.4. The air filter should be checked frequently and replaced regularly. Clean the dirty filter with soapy water and dry it in the shade before use.5. After the