Re: [CR]Changing 27" to 650B

(Example: Framebuilders:Jack Taylor)

In-Reply-To: <20050606011102.86210.qmail@web81009.mail.yahoo.com>
References: <20050606011102.86210.qmail@web81009.mail.yahoo.com>
Date: Sun, 5 Jun 2005 22:58:45 -0400
To: classic list <Classicrendezvous@bikelist.org>
From: "Roy H. Drinkwater" <roydrink@ptd.net>
Subject: Re: [CR]Changing 27" to 650B


Jerry Moos asked:
>Anyone ever installed 650B wheels on a bike designed fot 27"? I'm
>looking at a tandem which is very attractive except that the
>standover height is 1/2" to 1" too high with 27" wheels. 700C
>wheels will only lower it 4mm, so I'm considering 650B. That should
>lower it nearly an inch, but will the rims then be too low for the
>brake pads? (It has MAFAC cantilevers). Anyone ever done this?

Just finished one up tonight, I had a pair of DiaCompe 750's but they were still too short for the rear. I had to make a Sheldon drop bolt, see <http://sheldonbrown.com/home-drop.html>.

Roy "shouldn't this be on the ibob list?" Drinkwater Lititz, PA