Re: [CR]Holdsworth Seat Post Binder Bolt Question

(Example: Framebuilding)

Date: Thu, 04 Nov 2004 13:13:11 -0600
From: "John Thompson" <JohnThompson@new.rr.com>
Organization: The Crimson Permanent Assurance
To: Classicrendezvous@bikelist.org
Subject: Re: [CR]Holdsworth Seat Post Binder Bolt Question
References: <195.322daf81.2ebbab80@aol.com>
In-Reply-To: <195.322daf81.2ebbab80@aol.com>


OROBOYZ@aol.com wrote:
> In a message dated 11/4/2004 10:22:41 AM Eastern Standard Time,
> skipsinatra@hotmail.com writes:
>
> << if anyone has encountered solved the seat post binder bolt issue? The
> frame looks like it needs a big bolt-nut assembly, but it came with the
> 5mm allen set-up. I have it tight but it appears to be deflecting the faces
> of the binderbolt lug. Is there a good alternative? >>
>
> Skip:
>
> I am not exactly sure what you mean here.. Is it a brazed on part or a part
> of the as stamped seat lug?
>
> For instance, in this photo:
>
> http://www.classicrendezvous.com/images/British/Holdsworth/Holdsworth_ML_5.jpg
>
> That is part of the stamped seat lug and a fairly easily crushed and squished
> area,
>
> Usually it does not end up fudged because of the right or wrong bolt used,
> but rather by over tightening due to ham fisted mechanics or mis-fitting seat
> post, ie., seat post fit in frame.

When I built frames using this type of lug, I would stick a short section of seat stay tube (trimmed from the large end) inside the bolt area of the lug and braze it in place to reinforce the area. Never had a problem with those failing...

--

-John Thompson (john@os2.dhs.org)
Appleton WI USA