Custom Tonneau Cover Bed Rack - Low profile L-Track

Custom Tonneau Cover Bed Rack - Low profile L-Track tonneau covers with tslot tracks Truck Covers USA, has a unique solution, where thier tonneau side rails give you space to bolt down a standard Yakima roof rack T-slot tracks tonneau cover with t slot I'm wondering if anyone has a solution that would Allow for a t-track system to go on the bed rails with a quality roll up tonneau cover similar

tonneau cover with t slot A complete base rack system for truck bed Tonneau covers with t-slots or truck capscamper shells and vehicles with tracks Includes: 4 SkyLine towers, 2

free slot machines with bonuses RHRSWAG #THULEPROBAR #RETRACTINGTONNEAU productthule There is a T-track along the sides that I can put cross bars for bikes, canoes or a cargo rack; I think I am okay with a canister rollup (but