What is the TS T-Slot Rails for Truck Hero Elevate Rack System

Truxedo Elevate T-Slot Rail - Full Size X-Short Bed 63 in Includes elevate tslot rails These unique rails are the connecting piece to making your truck bed cover compatible with your truck bed rack or other T-Slot accessories Simply match the tslot rails for truck To put this all to bed, I kept the rack system and decided to go with a Retrax pro XR with the integrated tslot rails its 1,000 dollars more

t slot rails Description Features: Rack can be set at either 18 or 28 inches Elevate T-Slot Mounting Rails required, or a tonneau cover with built-in T-Slot rails