Description
IMPORTANT: Check the serial number of the FSA 57 before purchasing! If it starts with a 5 you will be using a C3-2. if it starts with a 9 this spool will not be compatible with your machine!.Replacement Spool for Stihl FSA 57 Trimmer with C3-2 Trimmer Head.Replace OEM Part Number: 4009 710 4305, 4009 710 4306.Uses the 0.080"(2 mm) nylon line.It is really easy to refill the Nylon line with the easy fit replacement spools