Never really have a spacer for say. I have cpl bread boxes(we call them). I have one that is about 4 or 5" and was used on my whipple to move hat up and foward some. If interested I can ship.If do not like ship back.If like drop me say 100 buck in mal and keep. can send pics.Right after I locate it.LOL I think I know exactly where it is Not sure it would halp with vision,but can try it.
