Stephen,
That's a part for the Dura Ace AX (not EX) parapull brake. Basically the cable is fastened to that and when you pull the brake cable it gets pulled up between the arms. See the first pic on this page:
http://www.classicrendezvous.com/
David Bilenkey Ottawa, Ontario, Canada
> -----Original Message-----
> From: classicrendezvous-bounces@bikelist.org
> [mailto:classicrendezvous-bounces@bikelist.org]On Behalf Of stephen
> fredette
> Sent: November 11, 2003 7:39 PM
> To: Classicrendezvous@bikelist.org
> Subject: [CR]cable pull
>
>
> https://secure.netonline.nl/
> dura ace ex cable pull. item NA673. does anyone know what this is?
> is it for centerpulls? how does it work?
> yr obdt svt
> Stephen Fredette
> Hull. Massachusetts>