Jon Williams wrote:
> Did the 60's Campagnolo Record rear derailleur use steel jockey wheels
> during its' entire production period, or at some time did they
> switch to the
> plastic type?
Dr. Amaki's wonderful MY BIANCHI web site has photos of the Record rear derailleur (1963-73), first with steel pulleys and then later with the nine tooth plastic pulley and finally with the ten tooth plastic pulley.
MY BIANCHI - Dr. Akihiko Amaki:
http://members.jcom.home.ne.jp/
Short story of parts for Campagnolo:
http://members.jcom.home.ne.jp/
RECORD rear derailleur from 1963 to 1966:
http://members.jcom.home.ne.jp/
Chuck Schmidt
South Pasadena, Southern California
http://www.velo-retro.com (reprints, t-shirts & timelines)