Joe,
My Bianchi catalog says the main triangle is Columbus Tretubi, all the stays and fork blades are Falck.
Marc Boral
Joseph Bender-Zanoni wrote:
> Can anyone say what frame tubing a Bianchi Nuava Racing 12/V frameset is
> made of. This bike is circa '83 based on the NR rear der. It is a mid-level
> racing bike with Ofmega components. 27.2 seatpost, B engraved in fork
> crown, Celeste, Bianchi dropouts, eyelets. Light at 22.5 pounds with
> clinchers but no tubing decals at all. Also the brakes were changed. Anyone
> know the originals?
>
> Joe