Originally Posted by
AllegroMike
Rear derailer is also Gran Sport.
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the Record model rear mech did not launch until December of 1963
so there was a period of time where the top-of-the-line Campag gear ensemble would have been Gran Sport rear with Record front from 1959 to 1963
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images provided to not give a "face view" of the cycle's Weinmann centrepull brake calipers
owned a Special from this time which was kitted with the seldom seen luxury finish calipers, would expect their presence on your example as well
these were reportedly current 1957-1962
[images courtesy of VB]
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