Just looks to me like the bottom piece of the clamp is sticking on the post and not rotating to where it needs to be.
Strip it all apart, clean and maybe a bit of grease between the lower part of clamp and post?
might be.
@scherrit started
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Just looks to me like the bottom piece of the clamp is sticking on the post and not rotating to where it needs to be.
Strip it all apart, clean and maybe a bit of grease between the lower part of clamp and post?