Mortice Lock a pocket cut into the short edge of the door, allows a longer and thicker mortise box to slide into the door itself, providing superior protection. Mortice Lock Function - latch retracted by knob / lever from either side. Deadbolt extended or retracted by key from outside or turn knob from inside. All handing setting (Passage, Combination or Escape) can be adjusted via the hub selector located under the face plate. Features: Short backset universal primary mortice lock. Easy Red /Green function setting. All lock settings are made from under the faceplate allowing for simple in-door configuration. Standard primary locks include holdback and anti-lockout capabilities. Lock is always holdback capable, no setting is required. Holdback can be activated at any time - unless anti-lockout is selected. Operated by key or handle outside or by turnsnib, key or handle inside. Zinc diecast body with stainless steel chassis plates for improved strength. Electric Strike compatibility. Supplied less cylinder. Supplied with Selector 'V' cam. Compatible to most restricted keying systems. Specifications: Anti-lockout Function: Yes Door Thickness: 32mm - 50mm Lock Pitch: 89.9mm Backset: 30mm Fire Rated: No Face Plate Length: 156mm Face Plate Thickness: 2.5mm Face Plate Width: 25mm Handing: Reversible Mortice Lock Case Depth: 47mm Mortice Lock Case Height: 194.5mmm Mortice Lock Case Thickness: 20mm Spindle Type: 7.6mm Square Split Spindle Finish: Satin Stainless Steel