Except i guess it s aluminum.
Unistrut roof rack tacoma.
That channel looks exactly like unistrut.
I decided to put together a write up on what i did hoping it would answer some questions and provide a beginning for those thinking of doing something similar.
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One of our local fire departments provides a case in point.
It looks like l track would work too and it s aluminum.
With any uptop overland rack you can feel safe knowing you are getting a product that has been rigorously tested in every environment.
If i were to use that installation unistrut or the aluminum doppelganger i d apply a 1 8 or 1 4 layer of rubber under it to save the paint and shim it up at the mount so the weight is on the mount and not the roof.
Diy unistrut roof rack i ve had a few inquiries about my roof rack after posting some pics on the what did you do to your 4runner thread.