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Date: Sun, 04 Jan 2009 12:47:17 -0800
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To: wojtek@wojtek.tensor.gdynia.pl
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Cc: aryeh.friedman@gmail.com, freebsd-questions@freebsd.org
Subject: Re: OT: how many rankmount units is a tower-case
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Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> wrote:

> 1U=4.5cm

Approximately :)

At least in the US, 1U = 1.75 inches = 4.445 cm, so an 18cm case
will not quite fit into 4U.  Perhaps metric racks are different.