toilet flush valve assembly kit quickly repair your running and leaking toilets. package includes: flush valve toilet flapper o ring gasket stainless steel chain chain hook 3x brass screws 3x brass blocks 3x rubber corks Compatible with American Standard Compatible with Roma II one piece toilet (models 2012.014, 2012014.020, and 2012.014. Xxx). Compatible with Plaza toilet (models 2016.019, 2016019.020, and 2016.019. Xxx). Compatible with Ellisse toilet seat (model 2008019.020). Note: The brands related above are only for purposes of demonstrating compatibility, not use as trademarks, our trademark is Enhon.