American Standard 954040-0070A Thermostatic Cartridge<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Replacement part</li><li>Thermostatic cartridge</li><li>For use with American Standard R530 and R540 valves</li><li>Durable metal construction</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41XZv2HFEyL.jpg" noproxy>