[CR]Derailler Hanger Tange removed - WHY?

(Example: Bike Shops)

Date: Fri, 30 Mar 2007 09:10:08 +0200
From: "Amir Avitzur" <avitzur@013.net>
To: Classicrendezvous <classicrendezvous@bikelist.org>
Subject: [CR]Derailler Hanger Tange removed - WHY?

An old frame arrived yesterday minus the tange/hook on the derailleur hanger (Campy 1010). Why would anyone file it off?

What effect will it have on the derailleur?

Should I braze one back on?

Amir Avitzur
Ramat-Gan, Israel