Campagnolo Chorus 12 Speed Crankset (Ultra-Torque) Size:170mm The X4 is absolutely the

The X4 is absolutely the best combination of strength and weight available

Our unique polymer blend creates a surface that is water resistant

44 mm tubeless valve

Solocush Construction

Campagnolo Chorus 12 Speed Crankset (Ultra-Torque) Size:170mm The X4 is absolutely theThe new Chorus crankset is a true concentrate of technology and versatility. Technically advanced thanks to unidirectional construction technology in carbon fiber, it is produced directly molded without any surface coating and has an Ultra Torque steel axle like the Record crankset. It is versatile thanks to its new ring of 123 mm bolts that, while giving it an extreme performance structure, also ensures a wider variety of use segments. Available with