This is a template attribute. Template attributes can be used in filtering, or to retrieve data from the model to use in drawings and reports. For example, when you create a report, Tekla Structures replaces the attributes added in the report template with the corresponding object property values.

Shows the globally unique identifier of a bar group in a rebar set.

Use with the REBAR or SINGLE REBAR content type, and with or without the USERDEFINED. prefix.