Campagnolo Chorus 12 Speed Chain PSI Hollowtech II spindle

Hollowtech II spindle

but wouldn’t look out of place anywhere

Thread together bottom bracket for frames using the PF30 bottom bracket standard

Machined aluminum cups thread together directly into a T47 BB shell

Whether it's your Carbon seatpost having a mind of its own or your Carbon stem is struggling to grip your handle bars

Campagnolo Chorus 12 Speed Chain PSI Hollowtech II spindleIn 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