3 and 5 Lever Sashlocks. Square or Radius Forend versions with 64mm or 76mm options. The Latchbolt has the Easi-T reverse function to save undoing the case so it can be reversed in seconds. Certified to BS EN 12209 Lock used as a matter of course by the national house builders. This lock provides a good degree of security and carries a 10 year mechanical guarantee. It has been CE and Certifire tested. Suitable for use in all domestic, industrial and commercial environments.