• Set two elements (4-5).
• Use two pins (C)
• Insert the two pins with the narrow side up

• Insert the finishing element as shown

• Insert the part shaped like a key to keep the Kryptos from falling apart.

• Insert the Kryptos key into the opening.

• Check that all letters are set as desired.
• Now you can turn the wheels with the letters, the Kryptos is locked.