Best I've got is 50/34, but that's pretty standard compact double. What's not standard is the 11-32 rear cog set which gets me a range of 28 to 119.9 gear inches. I love putting MTB cassettes on my road bikes
And this is shifted by TriColor derailleurs. (Yes. Totally, strenuously maxed out)
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● 1971 Grandis SL ● 1972 Lambert Grand Prix frankenbike ● 1972 Raleigh Super Course fixie ● 1973 Nishiki Semi-Pro ● 1979 Motobecane Grand Jubile ●1980 Apollo "Legnano" ● 1984 Peugeot Vagabond ● 1985 Shogun Prairie Breaker ● 1986 Merckx Super Corsa ● 1987 Schwinn Tempo ● 1988 Schwinn Voyageur ● 1989 Bottechia Team ADR replica ● 1990 Cannondale ST600 ● 1993 Technium RT600 ● 1996 Kona Lava Dome ●