The Stihl 41407107131 is a genuine OEM drive shaft, precisely engineered to a length of 1000 mm (1 meter). This essential component is designed for use in a range of Stihl trimmers and brushcutters, including models like the FS 38, FS 45, FS 55, and KM 55. It ensures reliable power transmission within the machine, maintaining optimal performance and durability. Always refer to your equipment's parts diagram for exact fitment.