Step 1 First, Slide Connecter (B) into Base (C). Second, Place Seat (A) onto Connecter (B) by using 4 Bolts (D), 4 Spring Washers (E), 4 Flat Washers (F) and 4 Nuts (G) (see Figure 1). Finally, Tighten all Bolts (D) with Wrench (I) . Cover all Nuts and Bolt heads with Nut Caps (H). H D A F B H F E G H Figure 1 C Step 2 Caution: This chair can only be used on a flat, level surface.