AIR FILTER COMPATIBLE WITH: BRUSH CUTTER MODELS: FC 75 FR 85 FR85T FS 75 FS 80 FS 85 FS 85RX FS 85T ALSO COMPATIBLE WITH: MULTITOOL MODELS: KM 85 KM85 ALSO COMPATIBLE WITH: BLOWER MODELS: BG 75 BG75 ALSO COMPATIBLE WITH: HEDGE TRIMMER MODELS: FH 75 FH75 HL75 HL 75 HL 75K HL75K HS 80 HS80 HS 85 HS85 ALSO COMPATIBLE WITH: PRUNER MODELS: HT 70 HT70 HT 75 HT75 61X61X6 STIHL 046586 Original Code: 4137.124.1500 41371241500