Got the Revolver and the Truxedo Elevate rails working well

To install your rack, choose the ELEVATE TS RAILS that best match the length of your truck bed Once installed, just slide the rack into the integrated T-Slot

Maximize your truck's hauling potential by installing the Elevate Rack System NOTE: Elevate T-Slot Rails not required if rack is installed with a tonneau cover

down the rails slot Elevate T-Slot Mounting Rails Required, or a Tonneau Cover w Built-In T-Slot Rails; Tacoma Models Will Need Tonneau Cover w Built-In T-Slot Rails to Install

aluminum t slot rails If I'm reading correctly, they allow you to add a multitude of T Slot accessories I assume they want you to buy their Elevate rack (which I