Tree of Green Life Store Results 1 - 1 of 1 Garden Tools Trimmer Head Gearbox for STIHL FS36 FS40 FS44 FS55 FS65 FS72 FS74 FS75 FS76 FS80 FS80R FS85 Autocut 25-2 Line Trimmers Best Price US $28.48