Re: [CR]seat post size

(Example: Production Builders:Cinelli)

Date: Wed, 17 Jan 2007 14:15:58 -0500
From: "gabriel l romeu" <romeug@comcast.net>
Cc: classicrendezvous@bikelist.org
Subject: Re: [CR]seat post size
References: <1302-45A6BB05-2108@storefull-3278.bay.webtv.net>
In-Reply-To: <1302-45A6BB05-2108@storefull-3278.bay.webtv.net>


Anybody have any idea of the proper diameter seatpost for an early 70's nervex lugged px10? I get a multitude of measurements from 26mm to 26.75mm using my digital calipers . And, anyone have one a bit long? may not have access after friday through wednesday btw...thanks

Bob Hanson wrote:
> It's not quite so simple, especially if you include metric (French)
> tubing. Example: for double-butted 531 the French outer tube diameter
> was 28.0mm versus 28.6, so the same thickness of tubing which
> would use a 27.2 seatpost for British, etc. frames would use 26.6
> mm post in French DB531 tubing.

--
gabriel l romeu
chesterfield nj usa
± http://studiofurniture.com Ø http://journalphoto.org ±