KOHLER series fill valve service kit - 2475605</br>This is highly durable</br>This is manufactured in MEXICO</br>Kohler Genuine Part</br>For most Kohler toilets</br>Adjustable</br></br>Product Description</br></br>Kohler Genuine Part?? Fill Valve?? For most Kohler toilets.</br><br/>http://www.amazon.com/gp/product/B003MH314U