Index of a segment that can be considered the most important. Revit attempts to preserve the orientation of this segment when a Rebar instance changes its RebarShape to one with a different number of segments.

public int MajorSegmentIndex { get; set; }

Public Property MajorSegmentIndex As Integer
	Get
	Set

public:
property int MajorSegmentIndex {
	int get ();
	void set (int value);
}