Lockwood Oval Modular Cylinder Extension 24mm 570EXT24 Patio Door Hardware Nightlatch is a lock commonly

Nightlatch is a lock commonly found on home front doors they are mounted to doors that open inwards and mounted to the inner surface of the door

Centre to Centre: 400mm

90/180 degree rotation (via 2x stop plate)

Lockwood Velocity Series Oval Cylinder Escutcheon

Lockwood Oval Modular Cylinder Extension 24mm 570EXT24 Patio Door Hardware Nightlatch is a lock commonlyLockwood Oval Modular Cylinder Extension 24mm 570EXT24 Features: 24mm extension kit for use with Lockwood extended base cylinders. Extended cylinders are often required where a door thickness of 50mm or greater, or when the mortice lock is mounted off centre in the door. The desired cam required for the special lock function is attached to the end of the extended cylinder and then it is ready for installation.