Lockwood Symmetry Cylindrical Deadlatch 60-70mm Backset TP 7569SSS PLEASE NOTE: This item is Non returnable. Upon placing your order, it CAN'T be cancelled or returned (unless faulty or damaged) This is a non-stocked item which leaves the warehouse in 4 business days after payment is made. Deadlatch is similar to a deadlock, but with added functionality. Where deadlocks require a key or thumb turn to set the deadlock mode, dead latches incorporate their own security latches, allowing them to lock automatically behind you once the door is closed. DeadLatch Function - is a locking mechanism that locks automatically without having to turn a knob or use a key Features: Offers builders, developers, specifiers and interior designers a wide selection of product that can be used in any residential application Produced to meet the demanding quality and style requirements of the Australian market, with all products tested in accordance with the security and durability requirements of the Australian Standards Specifications: Backset: 60mm - 70mm Bolt Throw: 15mm Door Thickness: 35mm - 45mm Finish: Satin Chrome