Specifies the tread standard, tread shape, and dimensions for stairs.
Sets the tread standard used for steps.
Sets the tread shape for steps.
Creates a new tread shape item and adds it to the list.
Deletes a tread shape item from the list.
Sets the geometry settings for steps. Numerical values indicated in parentheses correspond to the labeled geometry in the preview image.
Specifies the overall size of a step.
Specifies the tread height.
Specifies the tread width.
Specifies the chamfer size.