4.
Attach the front right leg (4) to the assembled leg connector
(5) using M6X48 hex bolt (A), M6 washer (C), and M6 nut (D).
Use the hex wrench (E) and wrench (F) together to loosely
tighten all bolts. Repeat this step for the left chair leg (3).
Do not fully tighten all bolts!