Shimano Dura-Ace FC-R9100 Crank Specialized (Canada) the 40-Series includes all the

the 40-Series includes all the features necessary for a durable

For 2010 or new Boxxer

Lockable Rack-to-vehicle: No

Bar Diameter: 35mm

Another boast-worthy feature on the Switchblade MIPS® is the Roc Loc Air DH fit system

Shimano Dura-Ace FC-R9100 Crank Specialized (Canada) the 40-Series includes all theOptimum power transfer Maintains high rigidity and reduces weight ( 7g) Best balance for light weight and efficiency 4 arm construction crankset New design crank arm, adapted for race specific disc brake system Redesigned gear teeth profile to fit wider chain angles Compatible with shorter chainstays (410mm) on frames with 135mm or 142mm spacing