[CR]Mystery fork / brake boss question


Example: Humor:John Pergolizzi

From: <emeneff@earthlink.net>
To: <classicrendezvous@bikelist.org>
Date: Fri, 22 Feb 2008 12:46:26 -0800
reply-type=original
Subject: [CR]Mystery fork / brake boss question

Dear Listees,

I am familiar with various braze-on centerpull brakes, but I have not seen any with bosses that have a threaded male external center post such as this fork has :

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=290206523417

Does anyone recognize what brakes this fork may have been designed for ?

Curious,
Mike Fabian
San Francisco, CA