Re: [CR]Determining twisting of main frame tubes

(Example: Production Builders:Cinelli)

From: "Steven Willis" <smwillis@verizon.net>
To: "Gijs Roovers" <gijsroovers@home.nl>, <classicrendezvous@bikelist.org>
References: <000001c496be$e8272a50$0400a8c0@laptopgijs>
Subject: Re: [CR]Determining twisting of main frame tubes
Date: Fri, 10 Sep 2004 10:07:16 -0700


First I would look around for some shop with an alignment table. After that try clamping the bb shell to a flat angle iron and measure alone the tubes. Steven Willis 1778 East Second Street Scotch Plains NJ 07076 908-322-3330 http://www.thebikestand.com


----- Original Message -----
From: Gijs Roovers
To: classicrendezvous@bikelist.org
Sent: Thursday, September 09, 2004 3:46 PM
Subject: [CR]Determining twisting of main frame tubes



>
>
> Hello,
>
> Can anyone help with a method to determine if the main frame tubes are
> in one plane, or if they are twisted out of the plane, for instance
> after a side collision.
> Also, what is a good method to straighten the frame. My problem is that
> it is difficult to control the force and not overdo the straightening.
>
> Thanks for your help
>
> Gijs Roovers