Zanda Heavy Duty Sliding Door Euro Mortice Lock 10536.SS Mortice Lock provides more security on exterior doors that have windows. (e.g. When intruders attempt to break into a building through a window, the key lock on the inside of the door will stop them from entering) Mortice Lock Function - where the deadbolt locks by a key on both the exterior and interior of the lock. Latch is activated by turning the key or lever handle if fitted New innovative product for external sliding doors with the mortice lock and edge pull housed into one unit Features: Lock body and components constructed from entirely stainless steel material The Edge Pull is activated by pressing the button below it Use with a Zanda Euro Profile Cylinder Comes with a 10 year warranty showcasing its outstanding quality Specifications: Material: Stainless Steel Backset: 60mm backset Case Size: 90mm Finish: Stainless Steel