That does look like the wrong pist has been used. Now the clamp is warped, it won’t feel too easy to move the post, but I bet below the clamp there’s a sliver of air bewteen post & tube.
Ream it back out for a 27, at a framebuilder you trust to not kill your ciocc.
That does look like the wrong pist has been used. Now the clamp is warped, it won’t feel too easy to move the post, but I bet below the clamp there’s a sliver of air bewteen post & tube.
Ream it back out for a 27, at a framebuilder you trust to not kill your ciocc.