Are you sure they're gold? Looks to me they're normal Campag cranks with shitty white balance.
+1 on that. I think it's just very poor photography/lighting. Otherwise you'd see the bare metal coming through where they have worn from foot rub.
@Bike_Destroyer started
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+1 on that. I think it's just very poor photography/lighting. Otherwise you'd see the bare metal coming through where they have worn from foot rub.