Actually, in my experience, riding the 41 T will "mill away" the ends of the spider arms on a Campagnolo Record crank just fine.
Chuck Schmidt South Pasadena, Southern California
HM & SS Sachs wrote:
>
> As I was packing for shipment a NOS Avocet crankset the other day, I suddenly noticed that the inner face of the mounting surfaces had been milled away, or "notched," apparently to clear the 41. If you really want to use a 41, you might want to keep your eyes peeled for an Avocet, I suspect the Ofmega had the same treatment.
>
> Nah, this isn't sellers' remorse; the cranks are going to a list member for a good use instead of hanging on my wall.
>
> harvey sachs
> mcLean VA
>
> If you miss the one on ebay and still want one, you can still get a new one
> made by TA. Every bit as nicely machined as Campy but made in the typical TA
> beautifully mirror polished aluminum. I have them for $40. Beware though,
> with TA or Campy, you will need to grind away the inside edge of the spider arms
> on your crankarm if a vintage chain is to clear without making noise. That
> is why Campy only "officially" made them as small as 42T.
>
> Bob Freeman
> Seattle