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Air Filter replaces Stihl 4180-120-1800B. Fits FE 90 & FS110, HT101. Air Filter/Pre-Filter Combo For Trimmers with 4-Mix engines, FS, FC, KM, HT 90,100,110,130. Air Filter/Pre-Filter Combo. Fits FS, FC, KM, HT 90,100,110,130. FITS BG45, BG46, BG55, BG65, SH55, SH85 Blowers. Width: 3 " Length: 2-5/8 " Height: 1/2" Woven fabric and foam.

Replaces:
  • STIHL 4180-120-1800B
  • STIHL 4180-120-1800

Fits Models

  • STIHL: FS90, HL100, HL90, HL95, HT100, HT101, HT130, HT131
Dimensions:
  • LENGTH: 2-5/8"
  • WIDTH: 3"
  • HEIGHT: 1/2"