Cheap And Discounts 5PCS Air Filter Fit for Stihl Carburetor FS120 FS200 FS250 FS300 FS350 FS400 FS450 Trimmer Chainsaw Air Filter Replacement Wholesale. Buy Directly From Merchant Shop5717114 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.