In order to guarantee impeccable, reliable performance even with bigger cassettes, precision shifting by front and rear derailleurs has seen design of a 12-speed chain entailing huge research and development efforts to make it as reliable and long-lasting as an 11-speed chain, despite being narrower than the latter. The new 12-speed Chorus groupset benefits from a new Chorus 12 chain that ensures the same reliability and the same performance levels as that of the Super Record category, its 110 links weighing only 241 grams.Features:Width from 5.15 mm- Faster lighter shiftiingExtremely high performance levels and durability over timePins aligned with the external surface- Smoothness and precisionUnchanged resistance to wear and tear- A lighter, narrower chain than the 11-speed, but just as durableOptimized design- Optimum performance in line with the design of the teeth on the sprockets and crownsUltra-link System- Top-level smoothness and less dispersion.Specificaties:- Material: Steel- Basic color: Silver- Brand: Campagnolo- Product line: Chorus- Number of gears: 12- Number of links: 114- Switch thickness in: 11/128- With connection switch: Yes- Connection type link: Punch pin