General description The Stihl Auto Cut 25-2 brush cutter head is a reliable replacement head designed for various Stihl FS models and KM series. It features a double spool system that minimizes the risk of line welding and ensures easy line replacement with its notched eyelets. This head is ideal for cutting grass around trees, between bushes, and along edges, walls, and fences. Technical specifications Maximum permissible rpm: 10,000 rpm Compatibility and accessories Compatible with Stihl FS models: FS25-4, FS44, FS55, FS56, FS56R (2008 onwards), FS65-4, FS66, FS70, FS7OR, FS74, FS76, FS80 (1996 onwards), FS8OR, FS83, FS85, FS85R, FS86, FS87, FS88, FS9O, FS90R (2006 onwards), FS94, FS96, FS100, FS100RX, FS106, FS108, FS110, FS11OR, FS11OT, FS120, FS12OR, FS130, FS13OR, FS131, FS200 (1999 onwards), FS20OR, FS240, FS250, FS25OR, FS26OR, FS460R (2011 onwards) Compatible with Stihl KM series: KM55, KM55R, KM56, KM56R, KM85, KM9O, KM9OR, KM94, KM94R, KM100, KM110, KM110R, KM130, KM130R,