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-   -   Identifying Frame (https://www.bikeforums.net/classic-vintage/1310453-identifying-frame.html)

restration 07-27-25 07:19 AM

Identifying Frame
 
Hi , everyone which brand this bicycle with a “bögli” on the rear tubes and a pantograph on the fork as shown is below ?

https://cimg0.ibsrv.net/gimg/bikefor...df7186a23.jpeg

unworthy1 07-27-25 11:46 AM

SPQR makes it probably from Rome, but those lug cutouts were a style used by Giovanni Losa AFAIK, and he was not in Rome, so this may be one of the MANY he built for others who re-branded his work.
BTW he built very, very high quality frames!

Pleas post additional pix of the bottom of the Bottom Bracket shell and seat stay caps, plus of the brake bridge, if it has 'features', since that might confirm if this is one of Losa's. He built for a LOT of other brands (such as Cinelli) and they show up as "house-brands" all over Italy but also in Switzerland and Germany

gaucho777 07-27-25 11:56 AM

Recommended:

https://cimg6.ibsrv.net/gimg/bikefor...c088bec0d2.jpg

(Sorry, nothing to add about the frame.)

unworthy1 07-27-25 12:03 PM

DOH! I knew I had seen that "tri-foil leaf" mark before:
it's Rauler

So Losa built for Rauler, too!
Add yet another to his long list of clients
https://classicrendezvous.com/countr.../italy/rauler/

restration 07-27-25 01:42 PM


Originally Posted by unworthy1 (Post 23572062)
DOH! I knew I had seen that "tri-foil leaf" mark before:
it's Rauler

So Losa built for Rauler, too!
Add yet another to his long list of clients
https://classicrendezvous.com/countr.../italy/rauler/

Thank you , i think it’s a Rauler :)

jdawginsc 07-27-25 01:55 PM

If you can, could you post a picture of the underside of the bottom bracket and the seat tube pinch area?

If Losa then there would likely be a heart shaped drilling at the bottom of the seat tube pinch slot and an hour glass shape under the bottom bracket.

He changed his stays and fork treatment at the drops here and there. Sometimes flattened and crisp across, sometimes more ornate.


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