Originally Posted by
Scottybigs
So am I doomed to have a rack that's forever angled slightly up? Am I a product of vintage narrow cantilever posts and a modern production rack?

After a bit of thinking and looking at the pix... I think it's a result of the cantilever bosses being placed 4mm higher than the rack was designed for.
The difference between the a 27" 630 and a 700c 622 rim.