The fixed factor:
Campagnolo derailleur
The fixed factor:
Pogliaghi
The fixed factor:
Bottecchia
The fixed factor:
Colnago
The fixed factor:
Bianchi Paris-Roubaix 1
The fixed factor:
Bianchi Paris-Roubaix 2
The fixed factor:
Against the railings, St Bride's
The fixed factor:
Poised and ready
The fixed factor:
Front mech and chainwheel