Contract 2 Lever Sashlock Rebated version 64mm. which comes with a pre-rebated faceplate and strikeplate for ease of fitting to pairs of rebated timber doors. The Latchbolt has the Easi-T reverse function to save undoing the case so it can be reversed in seconds. British Standard BS EN 12209 Rated. 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.