Re: [CR]New IRD Freewheels for classic bikes

(Example: Framebuilders:Jack Taylor)

In-Reply-To: <451F1A08.3010607@mtco.com>
References: <451F1A08.3010607@mtco.com>
Date: Sat, 30 Sep 2006 23:41:21 -0400
To: Steve Kurt <kurtsj@mtco.com>, Classic Rendezvous <classicrendezvous@bikelist.org>
From: "Sheldon Brown" <CaptBike@sheldonbrown.com>
Subject: Re: [CR]New IRD Freewheels for classic bikes


Steve Kurt wrote:
>From: Sheldon Brown <CaptBike(AT)sheldonbrown.com>
>
>"Out at Interbike I met the guy responsible for these freewheels, and
>he confirmed that they are NOT made by SunRace. He used an
>Indonesian manufacturer, and he sent them an older Dura-Ace freewheel
>with instructions to copy the innards and to make them as nice as the
>original."
>
>
>I ask:
>any idea if they copied the cogs too? The published picture kinda
>hints that it might use current cassette cogs. If so, then users
>could obtain spare cogs and perhaps build up custom freewheels.
>Wouldn't that be sweet! :-)

No freewheel uses cassette sprockets, the holes in cassette sprockets are WAY too small for a freewheel.

It wouldn't surprise me if they used some variant of the Shimano spline setup, but I haven't taken one apart.

Sheldon "They Look Pretty Nice As Is" Brown +-----------------------------------------------------+ | If the King's English was good enough for Jesus, | | it's good enough for me! | | -- "Ma" Ferguson, Governor of Texas (circa 1920) | +-----------------------------------------------------+ --
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