[CR]Strange screw on chainstay

(Example: Framebuilding:Norris Lockley)

Date: Thu, 22 May 2008 14:44:28 -0400
To: classicrendezvous@bikelist.org
From: "John Betmanis" <johnb@oxford.net>
Subject: [CR]Strange screw on chainstay

Does anybody know the purpose of the strange screw on the RH chainstay of this frame that Hilary Stone has on eBay? There appears to be a similar one near the bottom of the down tube as well.

http://i141.photobucket.com/albums/r77/hilarystone/no-name-bl-rdfrks-dets.jpg

http://i141.photobucket.com/albums/r77/hilarystone/no-name-bl-rdfrks.jpg

John Betmanis
Woodstock, Ontario
Canada