Maybe you're not the ignorant one.... But I can only once recall seeing reenforced Campy Pista chainring. I don't know what the BCD is of this particular ebay crankset.
Mark Buswell 'Still enjoying the Campy Pista crankset (144bcd) Galen sold me' in San Francisco, CA USA
On May 14, 2007, at 8:12 PM, galen pewtherer wrote:
> Excuse my ignorance, but what makes that one rare?
> It looks like the honking great reinforcing I've seen on 151 BCD
> track rings (I don't know that the one pictured is 151 BCD, but I
> don't think I've seen it on 144 BCD rings before, so maybe that's what
> makes it rare).
>
> The listing also includes a 52t chainring, but doesn't say if it's got
> the same reinforcement.
>
> Galen 'rusty German' Pewtherer
> San Francisco, CA USA
>
> On 5/14/07, Mark Buswell <mark@sisuhome.com> wrote:
>> RARE?! Campagnolo Pista Chainring / Crankset on German ebay:
>>
>> http://tinyurl.com/
>>
>> Check out the reinforcing on the ring.
>>
>> Mark Buswell
>> SF, CA USA
>>
>>
>> _______________________________________________
>>
>
>
> --
> -galen