Are my T Tops factory?

[warmonga]

looks factory to me but where is the black strip that runs frm frnt to back of the t tops on top between the glasses ..Take the top of let me get a better view of the inside top view..

 

[88hurstolds]

For some reason GM did not include the black center trim strip in the middle for 78-80? T-tops.
I've seen them in person like that and wondered the same thing.