pjmjr,
Here is my Rola rack attached directly to my cross bar....
https://theultimatejeep.com/images/i...2800_107-1.jpg
https://theultimatejeep.com/images/i...2812_101-1.jpg
https://theultimatejeep.com/images/i...2820_382-1.jpg
https://theultimatejeep.com/images/i...2748_944-1.jpg
https://theultimatejeep.com/images/i...2805_867-1.jpg