TM 9-2320-209-20-3-3 FRAME 2 NOTE The top part of boards (1) have recesses around the screw holes to bury the screw head. The bottom part of boards do not have recesses around the screw holes. 1. Find top part of inside boards (1). Put five square neck screws (2) through holes in each inside board so screw heads are on top side. 2. Put square neck screws (2) through holes in channels (3). Screw nuts (4) onto square neck screws. If screws do not come through enough to start nuts, use mallet and hammer screws in. GO TO FRAME 3 18-62