Jerry Moos writes
> Chris, are you sure this is a STEEL Campy crank? I thought
> all the steel cotterless Campy cranks were made back when
> Campy used a 151 bolt circle.
> The smallest chainring for these was 45 teeth, not the 42
> teeth you list.
All Campy cranks in the 151 era were alloy. The steel crank is a 3-arm design and was made in the 70s. 42 inner ring is normal.
Mark Bulgier
Seattle, Wa
USA