Standard Bed Hard Retractable Tonneau Cover with T-Slot Rails by

So the dust has settled here from Christmas and I was able to take a few measurements and pics of the stock tie down system and the t-slots that

It also has rotational locking rails which allow access to the bed from any angle It uses a T-slot track system that lets you fit crossbars

t slot cutters Wood Magazine 48 for side rails O 37 for head rail P 38 for side rails bed later to access and loosen and tighten the bolts 9 Crosscut

tsa007 slot code vergeten Thule Fit Kit 3101 The OEM rack is Thule, so it fits perfect the only challenge is you can't attach from the the slot opening by the window,