Shimano Dura Ace FC-R9100 Lubricant derived fom our Scorpion range

derived fom our Scorpion range

Bell or Horn Bell

End Type Ball Measurement System Metric Misc 4

Diamond-knurled slick design

Shimano Dura Ace FC-R9100 Lubricant derived fom our Scorpion rangeOptimum 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 Attributes BB Inclusion No BCD 110 Chainline 43. 5mm Crank Arm Length 175mm Crank Spindle Diameter 24mm