@brancky3 checkout this rail you can install without straps
https://www.rivianforums.com/forum/threads/diy-temporary-tonneau-bed-cover.10300/post-280357
you can pop the black round cover using flat head screwdriver
and I used M6-1.0 screws
Your friend has shared a link to a Home Depot product they think you would be interested in seeing...
looks like this seller is sold out for tri-fold which I installed for $180. you can search on amazon Maverick Soft tri-fold in $200 range that would fit R1T
installed Ford Maverick with HomeDepot railing hardware. simple to install and works great
https://www.homedepot.com/p/Everbilt-1-1-2-in-x-14-Gauge-x-48-in-Zinc-Plated-Slotted-Angle-802417/204225778
https://www.amazon.com/dp/B0BF9LH5Y4?psc=1&ref=ppx_yo2ov_dt_b_product_details
Cover $180+$60...
Installed tri-fold Ford Maverick cover ($180 from Amazon) with this hardware from homedepot. does the job
https://www.amazon.com/dp/B0BF9LH5Y4?psc=1&ref=ppx_yo2ov_dt_b_product_details
https://www.homedepot.com/p/Everbilt-1-1-2-in-x-14-Gauge-x-48-in-Zinc-Plated-Slotted-Angle-802417/204225778