3
1. Check door thickness, prepare the proper screws and spindles.
Door Preparation
Door Thickness D Spindle L Screw M Screw O Screw E Cylinder
45-60 mm 40 mm 55 mm 40 mm
60-75 mm 55 mm 70 mm 50 mm
75-90 mm 70 mm 70 mm 85 mm 60 mm
50 mm
15 mm
Note: The standard package includes 50 mm cylinder only, which can be used in the door
thickness of 45-60 mm and 75-90 mm if the mortise is not placed along the centerline
of door side.