Re: [CR] Campy Freewheel cog question

(Example: Framebuilders:Alex Singer)

Date: Sun, 11 Oct 2009 21:58:46 -0500
From: "John Thompson" <johndthompson@gmail.com>
Organization: The Crimson Permanent Assurance
To: <classicrendezvous@bikelist.org>
References: <3eb5ff10910092035u32691219tfba9067b6f6710c6@mail.gmail.com>
In-Reply-To: <3eb5ff10910092035u32691219tfba9067b6f6710c6@mail.gmail.com>
Subject: Re: [CR] Campy Freewheel cog question


pbbikes wrote:
> Hey all,
>
> Anyone know if the 1980 6 speed campy alloy freewheels had interchangeable
> cogs for the 5th and 6th position.
>
>
> I know campy made A cogs for 6th position and B cogs for 5th, but they also
> made AB cogs to fit both.
>
>
> I guess my question is , are the A &B cogs interchangeable from 5th to 6th,
> the A cogs have a groove and the B's don't.
>
> Who's the campy freewheel expert here?

I have the Campy freewheel technical manual here:

http://os2.dhs.org/~john/catalogs/campy-fw.pdf

--
John Thompson (john@os2.dhs.org)
Appleton WI USA