Keep your toilet performing at its best with this Flapper Assembly Kit with Chain. Designed for a secure seal and reliable flushing, this kit is made from durable red rubber to resist wear, warping, and water damage. It’s an exact replacement part that fits a variety of Kohler toilet models, including Rosario 3434, Rialto 3386, San Raphael 3466, 3467, 3384, and Revival 3360. The included flapper and chain assembly ensures proper operation and easy installation, making it ideal for both professional plumbers and DIY homeowners. Perfect for restoring efficiency and preventing leaks, this flapper kit provides a cost-effective solution to extend the life of your toilet.