HIPA 125-527 Fuel Filter 13120507320 13120519830 for Echo String Trimmer/Edger/Backpack Blower (Pack of 6) Replacement manufacturer part number: 125-527 125-527-1 For ECHO 13120507320 13120507321 13120519830 13120519831 13120519832 13120530830 Fits small trimmer, brushcutter, edger, blower, up to 30cc with 3/16" I.D. fuel line Qty: 6pcs