1. Carefully place the backrest w/legs (#1) onto a protected surface. 2. Align the pre-drilled holes on the back side of the seat (#2) to the #C x 2pcs pre-drilled holes along the front of the backrest w/legs (#1) #C 3. Prepare 2 bolt assemblies by first inserting a lock washer (#B) onto the bolt (#C) then a flat washer (#A) onto that same bolt (#C), in that order. Insert into the 2 center holes and secure using the Allen wrench (#E). Insert wood dowel (#F) to the middle hole of the seat cushion (#2).