Poweka Ignition Coil Ftis for Stihl FS120 FS120R FS200 FS200R FS250 FS250R FS300 FS350 BT120C BT121 String Trimmer Fitment models: STIHL FS120 FS120R FS200 FS200R FS250 FS250R FS300 FS350 string trimmer BT120C BT121