That's what I suggested. He didn't want any holes in the floor. My background from years ago was circle track and sprint cars. Not welding the tubing totally would not fly. They tend to spend more time on their roof that the street and drag cars we do now...lol. We will continue to supply totally welded cages for safety of our clients and so I can sleep at nights. Thanks for the reply's guy's and I will keep this info. in my notebook even if I never use it.