videos available on YouTube, Stihl Trimmer FS 45
https://www.youtube.com/results?search_query=stihl+fs+45+trimmer+line+replacement+
videos available on YouTube, Stihl Trimmer FS 45
https://www.youtube.com/results?search_query=stihl+fs+45+trimmer+line+replacement+
videos available on YouTube, Stihl Trimmer FS 45