ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / BarChartRendererDefinition Class / BarWidth Property

BarWidth Property
Gets and sets the width of the bars
Syntax
public double BarWidth {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.6 or higher.
See Also