Stihl 2mm Prewound Nylon Spool Insert – Green 4009-710-4305 (fits FSA 57 for AutoCut C 3-2)

The spool is inserted into the STIHL Autocut C 3-2 mowing head and allows a thicker diameter nylon line of 2 mm to be used for the STIHL FSA 57 line trimmer. The mowing line is automatically extended by tapping the head on the ground and there is also an easy nylon loading feature. This spool is suitable for the battery line trimmer FSA 57.