Dating campagnolo chainrings art dating royal copenhagen porcelain
As their name implied, these cranks were strong and light. The chainring attached to a small flange on the right crankarm, as was common among cranks at the time.
If you ran two or more chainrings, the additional chainrings attached to the big ring with bolts, nuts and spacers.
At least it would be the earliest date that the bike could have been made.
Of course, all this assumes the bike has the original component.
The most likely components to be original are the stem, handlebars, seatpost, and brakes.
The rear derailleur freewheel/cassette and chainwheels are probably the first to be changed on a bike.
The parallelogram which revolutionized gear changing. Above (4 fotos): in 1987 Cinelli offered a special edition, called the Golden Black, featuring extensively re-worked Super Record components.
In the 1970s they also supplied wheels for Ferrari's Formula One cars.
During the development of our new René Herse cranks over the last two years, I have been thinking a lot about crank design.
Herse mounted his chainrings to a larger spider instead of a flange.
Campagnolo's racing credentials go back to the 1920s.