09-03-2014, 06:53 PM
Steve,
Unfortunately, I can't post a picture.You are correct, it is an outer edge of the arch.It is actually very slightly curved, bot no grooves, which are usually there, I believe 3 of them.
Unfortunately, I can't post a picture.You are correct, it is an outer edge of the arch.It is actually very slightly curved, bot no grooves, which are usually there, I believe 3 of them.