Replacement Waterway Top Load Filter Lock Ring assembly with gray lock tab.
Product notes: 7½" diameter. Used on Waterway top-load filters, in-line housings, and others. 17-270-1030, 4-05-0230, 500-1000, 500-1000B, 603226, CSFILT1401, CSFILT1401B, CS-FILT-1401.
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