Re: [CR]Duopar insted of Rallye ? Query NOT an argument

(Example: Framebuilders:Brian Baylis)

Date: Sun, 17 Apr 2005 20:50:43 -0500
From: "John Thompson" <>
Organization: The Crimson Permanent Assurance
To: r cielec <>
Subject: Re: [CR]Duopar insted of Rallye ? Query NOT an argument
References: <>
In-Reply-To: <>
cc: Classic Rendezvous <>

r cielec wrote:
> Ah, so.... Simplex, I see, is similar marriage of convenienc as
> Rallye; that is: on-hand short parallelogram mated to long cage
> plates.

To some extent, anyway. The original Rallyes were, as you suggest, little more than a Record body with a long cage. The Simplex long-cage units at least had the advantage of both upper and lower pivot springs, something the Ralleye didn't get until quite late in production.

> John Thompson <> wrote: r cielec wrote:
>> For the record, which model Simplex ?
> Simplex made a number of long cage derailleurs at different price
> points. Here's a "BX410" from my tandem (bottom spring broke, so it's
> been retired). I think this model was low to mid range:

John (
Appleton WI USA