Description STIHL AUTOCUT MOWING HEAD LINE REFILL FORC 3-2 BLUE LINE 1.6 MM (MODELS FSA 57 & FSE 52) This refill is suitable for the STIHL FSA 57 Line Trimmer and uses the blue 1.6 mm nylon line. It is really easy to refill the Nylon with an easy to fit replacement spools. please note this is not a complete replacement head, just the insert line replacement unit for the head.
