T Slot Truck Bed Rails

Bed top side rails Accessory Accessory Accessory Standard Accessory Integrated tonneau cover with T-slot utility tracks Not

I'm wondering what other companies make T-slot rails equivalent to the elevate ts rails that will work with the maverick OEM hard roll up cover?

treasure slot Overland textured black bed rails have integrated t-slots for cross bar racks Black Aluminum and is Manufactured by Putco in Des Moines, IA

twinspin slot Universal Extendable Pickup Truck Rack Bed Rack for Tonneau Cover with T-Slot Rail, Cross Bars for Kayaks Bike Rack Rooftop Tent CamperShells RVs, Black