With the Radiused corners and a couple of steps on some of the parts it seemed like it would be easier to finish the aileron bracket edges using my 6" Scotchbrite wheel than the Vixen File so Images 1 through 3 show me doing just that.
Using my 6" Scotchbrite Wheel to Finsh the Aileron Bracket Edges
Using my 6" Scotchbrite Wheel to Finsh the Aileron Bracket Edges
Using my 6" Scotchbrite Wheel to Finsh the Aileron Bracket Edges