Rotary 7207 Foam Air Filter For Stihl by Rotary $9.99 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Air Filter PRODUCT DESCRIPTION DESCRIPTION Fits Stihl Model FS80 Trimmers. REPLACES OEM STIHL 4112-124-0801 SPECS OD 2" HEIGHT 3/8"