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-   -   Frame material on 1989 Schwinn World Sport (https://www.bikeforums.net/classic-vintage/1156775-frame-material-1989-schwinn-world-sport.html)

stclair60 09-30-18 06:57 AM

Frame material on 1989 Schwinn World Sport
 
wondering what metal is used to manufacture frame on 1989 Schwinn World Sport.

Bianchi84 09-30-18 07:07 AM

According to the 1989 Catalog found with the Google: 4130 Crome-Moly main tubes, forged dropouts w/eyelets.


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