Originally Posted by
rpenmanparker
Turn over the bike and look at the BB shell. Usually Cinelli frames are built with investment cast Cinelli BB shells. It should have Cinelli engraved on the shell.
However, they sold that Cinelli shell to other builders as well. I was gonna mention the BB, but then didn't know if it would prove anything.
Edit: OK, I thought I knew that they sold them but a recheck of my Cinelli book is ambiguous.