For Stihl Air Filters Replace Part Number: 4180 120 1800, 4180-120-1800 , 41801201800. Compatible Models: For STIHL FS90, FS130, HT101, FS87, FS100, FR130T, HT100, HT130, HT131, KM100, FC100, FS310, HL90K, SP90, FT100 Series Trimmer Parts. Fitment: Fits for Stihl KM, HL, HT, FC, FS, SP, FS90, 100,110,130 and many more Trimmer. NOTE: Please Compare with your Part Number before ordering to determine if it will fit your trimmer. You Will Receive: 6 x Air Filter. If you have any questions about our products, please contact us, we help you solve the problem.

Fitment: for Stihl KM, HL, HT, FC, FS, SP, FS90, 100,110,130, and many more Trimmers.

Replace for # 41801201800, 4180 120 1800, 4180-120-1800.

Package Include:  1801201800 Air Filter X 6.