Once the location of the elevator was checked to be centered, the center mount drilling was completed and the L angle was added to the back. After deburing it was riveted together. An additional 2 rivets were added to the upper surface where the cutout is to secure the edge of the additional filler strip that was added. The stop was ground down to get 28 degrees down and 22 up while there was free access. Debured and riveted the trim tab onto the railing edge.