Shimano Dura-Ace R9100 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination CheckoutTitle=ProTaper JUNIT Youth Handlebar - 680mm Up to 9 months

Up to 9 months

Drop Stop-B works with all  other 9

Misc Quick Release clamp

Park Tools PolyLube 1000 polyurea lubricant was developed specifically for bicycle maintenance and repair and can be used with any type of ball bearings threads or press fit applications found on a bicycle including headsets bottom brackets cranks pedals and hubs

and cutouts in the outer and inner plates drop 13 g from the previous generation

Shimano Dura-Ace R9100 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination CheckoutTitle=ProTaper JUNIT Youth Handlebar - 680mm Up to 9 monthsThis Shimano chainring allows you to update your Dura Ace FC R9100 11 speed crankset with a chainring configuration to best fit your riding style. Integrates Shimano Hollowglide Technology: the high rigidity hollow structure cuts down on weight yet maintains strength to provide better power transfer and quicker more precise front shifting Features a weight saving 4 bolt design with a BCD of 110 mm Ring Position Type Outer Tooth Count 50 Drivetrain