Re: [CR]Centerpull brakes

(Example: Production Builders:Cinelli)

From: "Thomas Rawson" <twrawson@worldnet.att.net>
To: "Aldo Ross" <swampmtn@siscom.net>
Cc: <Classicrendezvous@bikelist.org>
References: <004501c1c53b$d4ef9d20$ab41510c@gateway> <002101c1c54b$8138ffe0$6cf9fea9@j4g1x1>
Subject: Re: [CR]Centerpull brakes
Date: Wed, 6 Mar 2002 16:10:45 -0800


Thanks Aldo - very helpful. Given the mystique around Mafac and out of curiousity Im wondering if anyone on list would care to eleborate on the Mafac possibilities.

Tom Rawson
Oakland, CA


----- Original Message -----
From: Aldo Ross
To: Thomas Rawson
Cc: Classicrendezvous@bikelist.org
Sent: Wednesday, March 06, 2002 12:14 PM
Subject: Re: [CR]Centerpull brakes



> In recent years I've used Universal 61, MAFAC Competition, Weinmann 999.
>
> During the 1960s and 70s Universal made cheaper versions of their
> centerpulls with similar design features to their 61s. Some had steel
> levers. So far I haven't need to replace anything but brake pads on the
> Universals 61s. Weinmann was a Schwinn mainstay for many years, so there
> are lots of parts around, and lots of cheap bikes with useable bits and
> pieces of Weinmann brakes. MAFAC is a big topic with a wide selection from
> good to poor. Peugeot et al French bikes used MAFACs, so I'm sure certain
> regions have pockets of spare parts.
>
> I find MAFACs have adequate stopping power now that I've replaced the pads
> with pink and black striped "LaVipere", but it can take strong hands to stop
> in a panic. The pivot points on the levers seem to wear out quickly,
> causing sloppiness in the lever. The caliper arms are a little flexible.
> The springs are a little weak. Finish varies from good to poor.
>
> The Weinmanns stop a little better. I find the lever hoods more comfy. The
> lever pivot points wear with time, but there are still replacement bits
> around (they sold trillions of these levers). The caliper arms are quite
> rigid, and the pivot bolts are sturdy. The springs are moderately strong.
> Consistently good finish.
>
> The Universals seem to have the best stopping power. These levers are very
> comfortable, but the aluminum body has a reputation for failure. I've only
> seen two break, both after hard crashes. The caliper arms are stiff, the
> pivot bolts are well made, and the springs are quite strong. Consistently
> good to very good finish.
>
> I haven't used the DiaCompes in twenty years, so I cannot comment on their
> performance.
>
> Aldo Ross
> Monroe, Ohio