[CR]headset question

(Example: Production Builders:Peugeot:PY-10)

Date: Tue, 06 Feb 2007 11:01:37 -0600 (CST)
From: <leonarddiamond@verizon.net>
To: Classic Rendezvous <classicrendezvous@bikelist.org>
Subject: [CR]headset question

What is the difference betweem a Tange Levin CDS headset that is european standard, semi JIS & JIS dimensions? Those terms are from the Bike Tools, etc website.

Len Diamond
Ridgewood, NJ USA