Replacement Stainless Steel Sink Stopper fits InSinkErator. Compare to Part # STP-SS. Replace that old sink drain stopper with this new and improved one! This fits InSinkErator Disposers. The rubber gasket helps with leaking! This is a generic product designed and engineered in the United States by Think Crucial. This is not a InSinkErator® OEM product and is not covered under any InSinkErator® manufacturer's warranty. Please check your manufacturer's warranty with regard to the use of non-OEM parts. Think Crucial provides no warranty or guarantee with regard to the product or its compatibility with your InSinkErator® product. Any use of Think Crucial non-OEM products in your InSinkErator® product is done at your own risk. The InSinkErator® brand names and logos are the registered trademarks of their respective owners. Any use of the InSinkErator® brand name or model designation for this product is made solely for purposes of demonstrating compatibility.