Rather than bolt/weld an internal cage to the body, or cut thru…

Rather than bolt/weld an internal cage to the body, or cut thru the body to attach an interior structure to the frame, these provide hard points that can be welded without any permanent damage to the body. They're high enough to be above any carpet & padding, and common foam weatherstrip can be used to seal around them.

Owner caption May 2013 · Photo 4999 of 5000