Store +3 TRIMMER SERVICE KIT FOR FS-45, FS-46, FS-55, HL-45, KM-55 STIHL TRIMMERS 4137 007 1800 $16.49 In stock Quantity: 1 Add to Bag Product Details TRIMMER SERVICE KIT FOR STIHL FS-45, FS-46, FS-55, HL-45, KM-55 STIHL TRIMMERS IN THE KIT ARE AIR FILTER, FUEL FILTER , AND SPARK PLUG . Save this product for later Favorite