The Yale P1109 Replacement Cylinder is for use with surface mounted locks on external wooden doors. They are used to provide key access from one side of a door and are suitable for doors 38mm to 57mm in thickness. The tail bar can be cut to suit the thickness of the door. This cylinder comes supplied with two keys.
Suitable for external wooden doors
Suitable for doors 38 to 57mm thick
Comes with 2 keys
Tail bar can be cut to size