General description The Replacement Head for Grass Trimmer is a set of 2 specialty accessories designed for Stihl Autocut C5-2 models, including FS38, FS40, FS45, FS50, and FSE60. Ideal for mowing short grass in family gardens, large parks, or farms, this trimmer head is perfect for lawn mowers and agricultural purposes. Technical specifications Type: Double line trimmer head Material: High-quality ABS Compatibility: Stihl Autocut C5-2, FS38, FS40, FS45, FS50, FSE60 Installation Easy to install and use in combination with the nylon wire. Usage The nylon wire adjusts automatically by hitting the trimmer head on the ground. Designed for mowing and thinning grass effectively. Other information Note: Wear protective glasses and long pants during use to avoid injury from line overflow.