Old 07-26-15 | 01:31 AM
  #9  
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verktyg
verktyg
 
Joined: Jul 2006
Posts: 4,034
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From: SF Bay Area

Bikes: Current favorites: 1988 Peugeot Birraritz, 1984 Gitane Super Corsa, 1980s DeRosa, 1981 Bianchi Campione Del Mondo, 1992 Paramount OS, 1988 Colnago Technos, 1985 RalieghUSA SBDU Team Pro

The frame is a 1969-1971 Gitane Tour de France that someone has done some nice file work on.... namely the seat stay caps.



TA cranks, derailleurs, seatpost, seat. bars and stem are replacements.

Someone did a nice job on the frames.

26.4mm was the standard seatpost size for those frames. Someone could have reamed the seat tube/lug out to 26.6mm but .2mm is a lot of material to remove. There's a slim possibility that the frame was made with lighter gage Reynolds 531 tubing but 28mm seat tubes with a 0.7mm wall thickness at the top was standard on most French production frames back then (that's why 26.4mm is the standard for seatposts on those bikes).

verktyg

Chas.
Attached Images
File Type: jpg
Gitane1969TdF-SeatLug.jpg (56.7 KB, 29 views)
File Type: jpg
GitaneSeatPostBolts0003.jpg (93.1 KB, 31 views)
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Chas. ;-)


Last edited by verktyg; 07-26-15 at 01:37 AM.
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