[CR]Measuring BCD -- Newbie Question

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From: <PaulieFlt@aol.com>
Date: Mon, 23 Feb 2004 10:48:29 EST
To: classicrendezvous@bikelist.org
Subject: [CR]Measuring BCD -- Newbie Question

Okay gang,

I have these chainrings up on eBay and it's apparent I need to know how to measure BCD. Can somebody explain that to me?

Many thanks!

Have tape measurer, will travel,
Paulie Davis
Los Angeles