Shooting upside down?
It's also very difficult to make sure the centre column is plumb. This clip on bubble helps......
https://www.manfrotto.co.uk/autopole-spirit-level
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Half Man... Half Pentax ... Half Cucumber
Pentax K-1 + K-5 and some other stuff
Algi
johnriley
Pentax User Team
Tyldesley, Manchester
However, they are also very fine tripods.
Best regards, John