First Generation Shimano Dura-Ace #GA-200 Crankset with black drilled chainring in 52/42 teeth and 170mm length from 1976 boeyen-javelot shallow drop

shallow drop

Dual pivot caliper brake

Top tube: 55

Shimano STI

Apparently the earlier version from 1985 was 109mm long and the later version from 1991 used smaller balls /

First Generation Shimano Dura-Ace #GA-200 Crankset with black drilled chainring in 52/42 teeth and 170mm length from 1976 boeyen-javelot shallow dropWeight Gewicht: 605 g Teeth Zhne : 52 42 Length Lnge : 170 mm Pedal thread Pedalgewinde : 9 16 x 20 F. (english italian standard) Condition Zustand : See pictures Siehe Bilder Production period Produktionszeitraum : 1973 1977 Please note Bemerkung : Crankarms have also been used within the Dura Ace #FC 7110 crankset arangement but with a different chinring set Kurbelarme wurde auch im Dura Ace #FC 7110 Kurbelset verwendet dort jedoch mit anderen