Campagnolo
Steel-titanium (3Ti sprockets) version is an excellent compromise between weight savings and cost
Sprockets synchronization improved shifting precision, less stress for the chain
Ultra-Shift teeth shape provides upshift optimization
Optimized teeth space for longer life, lower wear
Nickel-chrome surface treatments on steel for longer life, lower wear
Light-alloy lockring for weight savings
12,13,14,15,16,17,18,19,21,23,25
201 grams


