Originally Posted by
verktyg
Since Helyett was a secondary line for Gitane, they probably used less expensive components.
That Helyett does correspond with a European Gitane model, the
Nation (see the catalogue pic I posted earlier in this thread). Huret Succes derailers, Sugino crankset and Weinmann Carrera brakes. Frame is indeed the same as the Olympic. Here's mine, I replaced the brakeset with CLB.