Shimano Dura-Ace 9000 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination No Steerer Type Tapered Lockout Switch

Steerer Type Tapered Lockout Switch Crown Brake Type Post Mount 160 Negative Spring Air Travel (mm) 120 Offset 51 Axle to Crown Length 530 Front Axle 15mm Thru x 110mm Maximum Tire Width 81 S

Tire Type Clincher Tire Width 23C Tire Compound X-Race Tire Diameter/ISO 700C/622 Tire Weight 205g Tire Width Range 18 - 29 Bead Folding e-Bike approved No Tire Technology Aramid Protek Primary Color Black Tire PSI 86-116 Labeled Size 700x23C TPI 3x120TPI

A 48/31 crankset and 11–36 cassette provide close road-friendly steps with the range needed for steep dirt climbs and long mixed-surface days

Smooth and reliable shift performance

Shimano Dura-Ace 9000 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination No Steerer Type Tapered Lockout SwitchThis Shimano chainring allows you to update your Dura Ace FC 9000 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 Ideal for road cycling Ring Position Type Outer Tooth