Another extremely powerful blower from STIHL with tube length adjustment for heavy duty use. Tool-free adjustment of the handle position and adjustment of the blower tube length.  Soft handle.  STIHL anti-vibration system, 4-MIX® engine. Ergonomically shaped, wide shoulder straps, hip belt, locking throttle lever with stop button, carry handle.  The optional bike handle is recommended when working with curved nozzles for long periods.