Originally posted by urbanrider
My seat post is a suspension type (Post Moderne).
It does rotate slightly from side to side which seems to be the case with this seat post.
I was concerned also with the weight rating of 20lbs. Seems like a lot for this kind of rack.
The idea of using a Seat post rack on a suspension seat post doesn't sit right with me. I'd be concerned about side loading on the post causing problems.