This Avocet Pioneer slave door lock mechanism has a 35 mm backset which suits the majority of profiles. It is non-handed and suitable for lever-lever applications only. Features include: * Trivalent Silver finish * Shootbolt options for enhanced security * Non-handed * 80,60 & 260mm shootbolts available * Suitable for lever-lever application only * 4 profile related packers are required for shootbolt keeps (please contact us for packers) * 10 year mechanical warranty * Endurance tested to 100,000 operations * Meets the requirements of BS EN 1670:2007 (Grade 4, 240 hours)