On 29 Sep, 08:21, PeterC wrote:

That looks better. I wouldn't want to clamp anywhere that is too out of
balance as it could damage the tubes; 531 would be OK, but
753/ally/titanium might be damaged.

753 certainly, but ally for cheap bikes is pretty robust (thick walls)
and you won't get a dent in my Ti frame if you jumped up and down on
it (I've bust ribs on it and not scratched the finish).