Modern and convenient. Ideal for around-the-garden trimming tasks. The FS 40 is a lightweight curved shaft trimmer, powered by an advanced low-emission engine, for homeowner use. Featuring a TapAction AUTOCUT C 5-2 cutting head for easy line refilling and a stop switch, which automatically returns to start position for easier operation. High fuel efficiency coupled with exceptional stability, make this trimmer friendly to the operator and to the environment.