The Stihl Autocut 26-2 Trimmer Head offers professional-level precision and efficiency for mowing and thinning projects. It features two lines for optimal performance, with its mowing lines automatically extended when the mowing head is tapped on the ground. Additionally, it requires no winding of the spool, making it easily manageable and time-saving. Suits most Stihl straight shaft trimmer including FS55, FS70, FS90 & FS94.