Specification: Material: stainless steel + rubber washer Appropriate sink diameter: 84mm Diameter of the rubber washer: 53mm Diameter of the rod: 8mm 84 mm filter cap for most French sinks with an external diameter of 84 mm, the filter cap for qlouni kitchen sink is suitable for the sink of the United Kingdom whose diameter varies from 84 to 87 mm. Please confirm the sink size before buying. Good waterproofing with a well -sealed rubber seal, this filter plug cap for the kitchen basket can well cover the opening of the drain hose when the water is maintained in the sink. In addition, an additional stainless steel seal allows better storage of water under the rubber seal. Avoid sewer obstructions there are 20 evacuation holes. This tank filter cap can help water without leaving residues (such as vegetable leaves, hair, etc.), in order to Whether the sewer of the kitchen or bathroom is not obstructed. Excellent material made of stainless steel, the drain plug of this drain is rust