ADAMS RITE MS1850 Mortice Hooklock Case

This MS1850 series deadlock has a large laminated steel hookbolt and is designed to provide maximum security for sliding narrow stile aluminium doors. It is supplied without a cylinder and accepts any standard 1″ (25.4 mm) length, 1-5/32″ (29.4 mm) diameter mortise cylinder with MS cam such as the 4036 mortise cylinder or thumbturn such as the 4066 thumbturn.