SALEM MASTER CG520M 51.7CC Gas Grass String Trimmer Straight Shaft 2-Stroke Cutting Machine Gasoline Powered Grass Trimmer Brush CutterEasy To StartErgonomic handle start design, simple and efficient, easy to start machine, with good tensile strength, impact resistance and wear resistance Super Shock Absorption DesignThe string trimmer with the super shock absorption design, adds the comfort of use, and reduces the health injury and fatigue caused by vibration Ergonomic DesignsThe air filter with the snap on design, easy to install without tools; U handle makes operation more