FWIW in the late 70's/early 80's the Stronglight 99 was sold (at least in the version I bought) with a factory "drillium" large chainring.
Len Diamond
Ridgewood, NJ
>From: Steven Willis <smwillis@verizon.net>
>Date: 2006/11/16 Thu AM 10:17:33 CST
>To: LTravers <lat7575@swbell.net>, classicrendezvous@bikelist.org
>Subject: Re: [CR]Stronglight Drillium Chainwheel: Model ID needed
>http://homepage3.nifty.com/ClassicBicycles/brands/components/Stronglight9
>9.jpg
>
> I think you are right but this is how I remember the 99.
>
>Steven Willis
>The Bike Stand
>1778 East Second Street
>Scotch Plains NJ 07076
>908-322-3330
>www.thebikestand.com
> ----- Original Message -----
> From: LTravers
> To: classicrendezvous@bikelist.org
> Cc: dcwilson3@yahoo.com ; smwillis@verizon.net
> Sent: Thursday, November 16, 2006 10:20 AM
> Subject: Re: [CR]Stronglight Drillium Chainwheel: Model ID needed
>
>
> The Stronglight crankset in question is a 99. Check the CR site under
>French components and you will see its twin, although it is a triple.
>The 105 has a larger BCD, but the rings are very similar.
>
>--
>Lynn Travers
>Hazelwood, MO