Lockey 2500 Lock Outside Operation: Thumbturn on operation of code Inside Operation: By thumbturn - free exit No. Of Codes: One - always prefixed by ‘C’ Combinations: Several thousand Code Length: 4 to 6 Holdback: N/A Latch: Medium duty 20mm rim hookbolt Finishes: Satin chrome Mechanical retraction of bolt upon entry of correct code Non-sequential code Non handed units. Medium duty rim hookbolt Protective clutch mechanism Suits 35-55mm thick doors Suitable for sliding doors |