Hi: Here a photo of a 9 point cell with a center support for a 16" f/4.5 Yes...Richard S.'s stuff. http://www.rvi.net/~yovw/cells/9%20point%20cell.jpg If I can get this scope done tomorrow it will be at OSP for a trail, uh shake down cruise. I'm bringing lots of tools! YeeHaa :-) Steve Vegos Rogue River, OR