Step 3. Exterior Assembly
C
Step 4. Interior Assembly Installation Set
D E F G H
Step 5. Strike Plate Installation Set
I J
Step 1 Prepare the Door
1. Remove the existing lock and check your door.
2. Check if your door has holes like the one below. Standard US doors are already compatible.
Backset
2⅜ in (60 mm) or
2¾ in (70 mm)
Minimum Distance
1
4
/
5
in (45 mm)
Door Hole
Diameter
1 in (25mm)
Cross Bore
Diameter
1 ½ in (38 mm)
2 ⅛ in (54 mm)
Door Thickness
1⅜ in - 2
¹
/
₆
in
(35 mm - 55 mm)
If not, follow the template to drill holes on your door.