Bikerdaver@aol.com wrote:
>
> Jerry-
> I get to chime in my experience somewhat akin to yours, except pointing out a
> different manufacturer.
> If one looks at the later "non-milled" campy NR/SR cranks, you will find that
> Campy actually added extra material to these "stress-riser" crack generating
> areas, making an improved stronger crank. BTW, I always found it odd that this
> stronger model usually sells for LESS than the weaker earlier models, (CR
> members are a fickle bunch).
> To the best of my knowledge this improved version didn't start showing up
> until approximately the mid 1980s. However, GPM had this same area "Beefed-up"
> starting with their 1980 models, (ChronoSpecials or ChronoSprints I believe were
> the model names).
> This is another fact we Campy-o-philes often over-look. Cheers-
> Dave Anderson
> Cut Bank MT
The non-milled (no flute) Campagnolo crank with the engraved shield logo was know to crack through the location of the logo. Later versions have a lazer etched logo to avoid this problem.
Chuck Schmidt South Pasadena, Southern California
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