Crossbars can also be installed on Bronco Hard Top w/ Factory Rails, using Brackets: (2) 8-00-9795, and (2) 8-00-9799 (check exposedracks.com for other hard top bracket compatibility options)Exposed racks for Bronco are now available on their site
https://www.smsparts.com/2021-present-ford-bronco-4dr-soft-top-roof-racks
Seems to suggest y ou need factory rails?
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