Engineered for the discerning cyclist, the C9B-72AK-9D crankset delivers unparalleled performance and durability.  Crafted with precision, this crankset features a carbon fiber and Al7075-T6 alloy construction, ensuring lightweight strength and longevity.  The versatile chainring options, ranging from 30/46T to 39/53T, cater to various riding styles and terrains, while the BB29 axle provides a solid foundation for your bike.  With a 44mm chain line and 41mm BCD, this crankset ensures smooth gear shifts and optimal power transfer.  Whether you're conquering mountains or cruising city streets, the C9B-72AK-9D crankset is the perfect choice for riders who demand the best.

Product Parameter

Crank: 160/165/170/172.5/175mm(Carbon+Al7075-T6)

Chainring: 30/46T,34/50T,36/52T,39/53T,35/49T,37/51T(Al7075-T6 CNC)

Axle: BB29 Forged Al7075-T6

Chain line: 44mm

BCD: 41mm

Speed: 2x12S/2x11S

Q-Factor: 148mm

Weight: 560g(175,34/50T)