2012

Extension Lines
Controls the appearance of the extension lines.
Color
Sets the color for the extension line. If you click Select Color (at the bottom
of the Color list), the
Select Color dialog box is displayed. You can also enter
a color name or number. (DIMCLRE system variable.)
You can select colors from the 255 AutoCAD Color Index (ACI) colors, true
colors, and Color Book colors.
Linetype Ext Line 1
Sets the linetype of the first extension line. (DIMLTEX1 system variable)
Linetype Ext Line 2
Sets the linetype of the second extension line. (DIMLTEX2 system variable)
Lineweight
Sets the lineweight of the extension line. (DIMLWE system variable)
Suppress
Suppresses the display of extension lines. Ext Line 1 suppresses the first
extension line; Ext Line 2 suppresses the second extension line. (DIMSE1 and
DIMSE2 system variables)
Extend Beyond Dim Lines
New, Modify, and Override Dimension Style Dialog Boxes | 623