Please note this listing is for 2 PACKS / SETS. All products listed in packs are also available individually, please see our other listings or contact us. Contract 3 Lever Deadlock, Square Forend. 64mm. Certified to BS EN 12209. Used as a matter of course by the national house builders. This lock carries a 5 year mechanical guarantee. It has been CE and Certifire tested. Suitable for use in all domestic, industrial and commercial environments./Alias ID - bc07644x2