Radial Pointer Properties Dialog Box, Cap Options
Select Cap Options on the Radial Pointer Properties dialog box to change pointer cap options for the radial pointer. For more information about elements of a gauge, see Working with Gauge Data Regions.
Hide pointer cap
Select to hide the pointer cap from display.
Select to add highlights to the cap so that it appears as reflective.
Draw cap on the top of pointer
Select to display the cap on top of the pointer.
Select a value or type a value or expression that represents the visual style of the pointer cap.
Type a value or expression that represents the width of the cap, measured in pixels.