System.Object
   C1.Win.Chart.Interaction.C1RangeSlider.RangeSliderStyleCollection
   C1.Win.Chart.Interaction.C1RangeSlider.RangeSliderStyleCollection.BarStyleCollection
   C1.Win.Chart.Interaction.C1RangeSlider.RangeSliderStyleCollection.ThumbStyleCollection
   System.EventArgs
      C1.Win.Chart.Interaction.PositionChangedEventArgs
   System.MarshalByRefObject
      System.ComponentModel.Component
         C1.Win.Chart.Interaction.LineMarker
         System.Windows.Forms.Control
            C1.Win.Chart.Interaction.C1RangeSlider
               C1.Win.Chart.Interaction.RangeSelector
            System.Windows.Forms.ScrollableControl
               System.Windows.Forms.ContainerControl
                  System.Windows.Forms.UserControl
                     C1.Win.Chart.Interaction.AxisScrollbar
   System.ValueType
      C1.Win.Chart.Interaction.LineMarker.WIN32Rect

Reference

C1.Win.FlexChart.4.5.2 Assembly