218710300 Frigidaire Water Filter Cup Wrench is for Frigidaire / Westinghouse / Kenmore Sears(253.series) Refrigerators with the Interior-Rear-Vertical-Cup Mount WFCB or WF1CB Water Filters.
218710300 Frigidaire Filter Cup Wrench Aids in the Removal and Replacement of the Frigidaire WFCB PureSourcePlusRefrigerator Water Filters and Frigidaire WF1CB PureSource Refrigerator Water Filters.