Campagnolo Athena Power Torque 11 Speed FC-12 Chainset In Black Alloy. FC12 - ATB093 170mm 39/53. FC12 - ATB293 172.5mm 39/53. FC12 - ATB593 175mm 39/53. On 11 November 1927, when Tullio Campagnolo found himself all alone at the foot of the first steep climbs of the Croce d'Aune, he was not afraid and did not give up.
eBay