Prepare 10 bolts assembly by inserting lock washer (#B), then flat washer (#C) onto bolts (#A).
Align headboard legs (#2R/L) to the holes of the headboard (#1), then secure with bolts (#A).
Insert the threaded pins (#F) to the holes of the headboard (#1) and footboard (#3). Align side rails (#4) to
the threaded pins (#F) that are attached to headboard (#1) and footboard (#3). Secure with hex nut (#G).