This bike was Manufactured by legendary Italian machinist/bike part inventor Pino Morroni of Detroit, Michigan.
This yellow bike has a silver brazed frame made with Columbus SL 4130 double butted seamless steel tubing, stamped steel lugs, an investment cast "Roto" or "Cinelli" bottom bracket and Campagnolo dropouts (fork ends). The fork crown is a Columbus "semi-sloping" investment cast crown. Great shape- must see.