SERRURE EMTEK CLENCHE- EMTEK LOCK THUMBPIECE here is emtek thumbpiece issue installed over 10 years ago approx 2007 CLENCHE EMTEK 2007 if you have issue with emtek its the worst company you could deal with in a warranty situation no warranty before 2012. WARRANTY VALIDE AFTER 2012 LIFETIME. – Can be ordered with any Brass …