As the industry leader, Kwikset has provided trusted security for over 70-years and has become synonymous with security, peace of mind, style and innovation. Genuine Kwikset Part.<ul><li>Kwikset model number 83335</li><li>4 matching keys for re-keying your existing Kwikset SmartKey lock</li><li>Includes re-keying tool</li><li>For use only with Kwikset SmartKey security locks</li><li>Genuine Kwikset part</li></ul>