Microvellum Community

Changing Kick base Finished Fronts From Mitre To butt Joins

How Can we Change The Kick face Fronts From Mitre To butt Joins? 
So the Right And left Fin End Butts Behind The Front? 

If We Want To Put Edges On The Width Edges Of The Kick faces Will This Formula Work? =E!Base_Open_Edges 

Thanks