Trimmer Gearbox Head for Stihl FS100 FS120 FS130 FS200 FS250, 4137640 0100 Replacement Parts for Trimmer Blade

General Description: Made with high-quality materials, this trimmer head is an ideal replacement for transmission heads. It offers stable performance and fits your machine perfectly. Technical Specifications Thread: M10 x 1 (left-hand thread) Internal connection: approx. 5 mm square shank Shank tube diameter: approx. 25.4 mm Replacement part numbers: 4137-640-0100, 4130-640-0100 Compatibility and accessories Compatible with STIHL models: FS44, FS55, FS65, FS72, FS74, FS75, FS76, FS80, FS83, FS85, FS90, FS100, FS120, FS130, FS200, FS250, FS460, 30 FR, 20 FR350, FR450, FR480 and other equipment models.