The STIHL 40027102108 AutoCut 25-2 is an original equipment manufacturer (OEM) trimmer head, specifically the AutoCut 25-2 model. This robust two-line cutting head is engineered for precise and efficient trimming tasks with compatible STIHL brushcutters and trimmers. It features a tap-to-advance line feed mechanism, allowing the operator to extend the cutting line by tapping the head on the ground while running. Ideal for clearing grass and weeds around obstacles, this genuine STIHL part ensures optimal performance and durability for your landscaping equipment.