Amazon.com: Oregon Trimmer Head Replacement for Stihl-Autocut 25-2, 4002-710-2191. Fits FS and KM trimmer models Black : Patio, Lawn & Garden
Amazon.com: Parts Club Replacement Autocut dual line tap feed Trimmer Head 10mm x 1.0 LHF for STIHL FR106 FR108 FR130T FR350 FT100 FS44 : Patio, Lawn & Garden
Amazon.com: BGTOOL AutoCut C6-2 Easy Load Trimmer Head Fit for Stihl FS38 FS40 FS50 FSE81 Replaces 4006 710 2126 : Patio, Lawn & Garden
Amazon.com: Kerlista,Replaces Part Number 40057102107 ,Trimmer Head / Mowing Head Autocut 56-2 M14 L 2.7 mm fits for Trimmers and Brush Cutters : Patio, Lawn & Garden