Hello Stephen,
Thank you for writing.
RadCommandBar supports rearranging at CommandBarStripElement level in runtime. You can enable or disable dragging at CommandBarStripElement level by setting the EnableDragging property, for example:
RadCommandBar does not support rearranging items in runtime - this is possible only via CommandBar Customize Dialog, which will be available in the upcoming SP release.
Kind regards,
Peter
the Telerik team