Now you've lost me.
If the rear sight itself is centered on the receiver, how is 'reindexing' the sight going to line up with the point of impact?
Perhaps I am not understanding what you mean by reindexing.
If the rear sight itself is centered on the receiver, how is 'reindexing' the sight going to line up with the point of impact?
Perhaps I am not understanding what you mean by reindexing.