From the forged in logos and post finish machining on the crank arms and chainrings to the high end features usually reserved for cranks twice the price, the Evolve XC finally brings some drool factor to the budget oriented, performance crankset market. Evolve XC has been upgraded to the X-Type external bottom bracket system.

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Features: · The evolution of our Evolve XC crank – now featuring the X-Type external bottom bracket system. · Manufactured from 6066-T6 aluminum, this material is over 30% stronger than 6061. · Evolve chainrings are built from 7050 aluminum for increased stiffness and impact strength. · Evolve chainrings feature the patented S.H.I.F.T technology for lighting quick up-shifts. · Lightweight CrMo spindle.