FELT AIR FILTER COMPATIBLE WITH: BRUSH CUTTER MODELS: FS 74 76 FC 72 FR 125 HS 72 74 76 ALSO COMPATIBLE WITH: BLOWER MODELS: BG 72 75 HS 80 85 FS 80 85 HL 75 H 575 60X60X6.35 STIHL 003374 Original code: 4133 124 2800 41331242800