Often praised for it classic beauty, this was the derailleur of the 1970s. The only problem: It didn’t work very well. “It’s almost a quasi-religious object,” explains Sweatman, “because you just had to believe in it, even if it didn’t work.”

Specs:
Brand: Campagnolo
Country: Italy
Date of Introduction: 1979
Weight: 184g

Specs for Fanatics:
Maximum Cog: 28 teeth
Total Capacity: 28 teeth
Pulley center to center: 46mm
Index capability: friction
Chain width: 1/8-inch
Logic: top normal
Material: aluminum with titanium used for both large hex bolts and for the nuts on the pulley bolts
Pivots: two pivots, front sprung and rear unsprung