: Once you have the coaming sewn to the skin, it really can't move. As long as
: you have a bit of overlap (~1/2" or more) at either end, I can't
: imagine the coaming slipping off the deck beams.

Bryan, I am just thinking about the side supports. I will try it, but the next boat will be made with a more traditional cockpit opening. I like rolling now and dont feel the need for another large cockpit kayak. My son will be attending rolling classes in this boat now that there are local instructors.
BTW. I like what you did with the outfitting of your SOF.

Thanks for responding, Elliott