Re: [CR] [BOB] Update on 180 mm cranks

(Example: Humor)

In-Reply-To: <4871E64F1B274BA796048541A44D705B@Ralph>
References: <b51fcf559405dde1d09695177d7b5f9b@cox.net>
Date: Wed, 2 Dec 2009 08:16:24 -0500
From: "Ken Freeman" <kenfreeman096@gmail.com>
To: Richard Freeman <richardfreemanra@comcast.net>, Classic Rendezvous <classicrendezvous@bikelist.org>
Subject: Re: [CR] [BOB] Update on 180 mm cranks


Interesting, the "short guy" equation says I should be on 175's, not 172.5's. So much for my spin!

On Tue, Dec 1, 2009 at 10:37 PM, Richard Freeman < richardfreemanra@comcast.net> wrote:
>
>
>
> Leonard Zinn writing for VeloNews some years ago did testing with pro
>> level riders using various length cranks and as I recall he decided there
>> was little effective difference with highly experienced and fit riders. I
>> think he also observed that the variance of crank length should correspond
>> directly with a persons height and length of femur to shin ratio. He does,
>> after all, design and build frames.
>>
>
>
>
> Zinn then changed his mind. Read this:
> http://www.zinncycles.com/cranks.php where he mentions the VeloNews
> testing and sums up his current thinking on crank length.
>
> Rich Freeman
> Pittsburgh, PA
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--
Ken Freeman
Ann Arbor, MI USA