Original YALE 65mm cylinder (door core).

Concealed security door lock used for door concealment. It is added to the regular lock to enhance security. Price does not include the door cylinder core.

"ICSA Italian concealed lock for aluminum doors, with an Italian cylinder. Manufactured in Italy, comes with a warranty from the authorized dealer. The lock has a 20mm size, and the cylinder has a 50mm size. It carries a one-year warranty.