Fabricated the Horizontal stabilize attachment Bar Support Angle and up elevator stop fro AA6-125x3/4x3/4 angle. Match drilled the Aft Deck into the longerons. Clecoed the attachment bar support angle and drilled holes. Same with up elevator stop.Removed top skins and stiffeners so I could install the Shourlder Harness Anchors. Match drilled the aft cover plate holes.