2. Insert a bolt (#A) into the hole connecting to the seat frame (#3) and secure using the Allen wrench. 1. Align the right stretcher support (#5R) to the right #5L side of the backrest (#1) and seat frame (#3). 3. Insert a bolt (#B) into the hole connecting to the seat backrest with legs (#1) and secure using the Allen wrench. #5R 4. Repeat the process for the left stretcher support (#5L). 1. Place the seat (#2) onto the seat frame (#3). 2. Insert 4 screws (#C) from below and secure.