Re: [CR]Campy seatpost bolt size

(Example: Books:Ron Kitching)

From: "James A Narlesky" <jim@alandavid.com>
To: <classicrendezvous@bikelist.org>
References: <20021219035722.5965.17703.Mailman@phred.org> <a05010402ba278464b3fe@[69.3.70.126]>
Subject: Re: [CR]Campy seatpost bolt size
Date: Thu, 19 Dec 2002 08:40:17 -0800

Jan Heine <heine@mindspring.com> wrote on: Thursday, December 19, 2002 6:18 AM P.S.T. <snip>


> Most one-bolt Campy SR seatposts have bolts that are somewhat smaller
> than 13 mm. I used to have a 1/2" wrench - but I don't remember
> whether it fit exactly (tightly) or barely not. However, since
> wrenches vary in how much "oversize" they are (to fit over an
> "exactly to size" bolt head), this may very with different wrenches.
>
> Anyhow, while maybe nominally 13 mm, the Campy bolts are more likely
> 12.5 mm or so.

I concur with Jan. In my experience the American 1/2" wrench (Craftsman) is much more natural fit than the 13 mm on the Campagnolo one(1) bolt seatpost. It seemed quite strange at the time to use an American sized wrench, but 13 mm was too loose.

Regards,

Jim Narlesky
San Jose, CA