Originally Posted by
T-Mar
Welcome to the forums. A 26.2mm post is quite small, indicative of a ligthweight hi-tensile steel. Given the the Gipiemme dropouts it's tempting to say a Rizzato brand using their Tullio tubeset but that may be premature. The serial number may provide a clue.
I've already compared a lot of frames, I think it's unreliable