... from floor to ceiling, both steady enough.

Is it possible since there is no counter pressure?

- I cannot mount it horizontal because one side of the wall isn't concrete
- I prefer not to use stands because its a very small space (hazard) with folks walking around and once set I got the config right, the lights will locked on indefinitely
- cannot build permanent fixtures since I'll have no flexibility now or in future.

If not autopole, what can I use?