If this beam is made from morph - you can rotate it in any plane - there is no limitation on XY plane as another tools. Just use rotate command. If it not working how expected in 3D space - try to rotate it in section.
If this beam is made from morph - you can rotate it in any plane - there is no limitation on XY plane as another tools. Just use rotate command. If it not working how expected in 3D space - try to rotate it in section.