Drilled and clecoed the following to the bottom skin:LongeronsTwo Z anglesTwo small L anglesDrilled rivet holes on Rear Torque Tube Bearing )7F6-2). Drilled and attached to Bottom Channel (7F6-1). Drilled a 1-1/8" hole through both.Clecoed Bottom Channel to Bottom Skin.Drilled and attached two Bottom Longeron Doublers (7F3-2) to the Bottom Skin.Drilled a 7/16" hole on each bulkhead and inserted a grommet in each.
