Re: [CR]753 vs 531

Example: Framebuilding:Technology
Date: Fri, 01 Jul 2005 10:50:08 -0500
From: "John Thompson" <>
Organization: The Crimson Permanent Assurance
Subject: Re: [CR]753 vs 531
References: <>
In-Reply-To: <>

Tom Dalton wrote:
> Can anyone explain why Reynolds initially made the 753 tube set in an
> unusual diameter? With such thin walls, the 26.8 post sizes imples
> that the OD was significantly smaller than "normal". I have seen a
> whole lot more 531 tubes in the imperial size than the smaller,
> metric size. So, why did they initially offer 753 in the less common
> O.D.?

Reynolds made both Imperial and Metric sizes from the beginning, but the first few years of Imperial production were exclusively for Raleigh, so everybody else had to use metric.


-John Thompson (
Appleton WI USA