Service Kit f/Electric Toilet 37010 Series Includes: * Joker Valve * O-Ring * Washer, Fiber * Gasket * Flexible Impeller * Seal & Retainer Warning [https://productimageserver.com/prop65/6pt.png]WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].