Blinder/Blocker clarification needed

[Hefler]

Originally Posted by Don Kennedy

There is a sun visor I believe is from a jeep that has a small bar type through the sun visor that you can use a hose clamp to the bar above the windshield that worked perfect all you do when after the run flip it up very simple and effective according to the rule i will try and find out the part number . it was a long time ago i got this sun visor I will also try and post a picture ,not sure how to do this on this web site ??
OK Just goggle jeep sun visor and there are many to choose from i just did that they will work perfect except when running against me lol

Don i could be wrong but i wouldn't think the above would be legal according to the rule unless im missing something.

"Unaltered OEM sun visor mounted in OEM location permitted."