Head Gearbox Drive Shaft & Gear Set For STIHL FS100 FS120 FS130 FS240 FS120R FS200R FS250R FR450 FT100 Trimmer SQUARE Part Brand New Part Fits Stihl FS120R, FS200R, FS250R, FR130, FR220, FR350, FR450, FR480, FR85, FS100, FS120, FS130, FS240, FS25-4, FS65-4, FS36, FS40, FS44, FS460, FS72, FS80, FS83, FS87, FS90. FSE65, FS-KM, FT100 Trimmers Replace OEM For 4130 642 0601 Attention Please:SUITABLE SQUARE ABOUT 5.6MM SHAFT Condition:100%NEW Weight: about 94g You Will Receive:1 x 5.6mm Gearbox Drive Shaft & Bevel Gear Wheel Set