ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMMapSurround Class / MapFrame Property

MapFrame Property (CIMMapSurround)
Gets or sets the map frame associated with the map surround.
Syntax
public string MapFrame {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also