Originally Posted by classic1
Over to you Bruco.
Cheers,
classic1.
Here's a
question for those who have a keen eye for details. As you all know, my country has only

two Tour de France winners: Joop Zoetemelk and Jan Janssen. The latter took it in the final ITT. What I want to hear from you is: which material was used for the construction of the winning tyres?