From: "brian blum" <brianblum@hotmail.com>
To: Classicrendezvous@bikelist.org
Date: Tue, 28 Nov 2000 19:14:34
Subject: [Classicrendezvous] GP-4's
I built wheels using GP-4's in 1981. BrIANCHIlly in berkeley
> >
>The Mavic GP4 were available at the same time as the GEL280 and 330
>~1985-87. These rims weighed close to 400g.