Shimano Dura-Ace 9000 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination No L-key set for hexagonal socket

L-key set for hexagonal socket screws and Torx screws

Adjustable for different heights with a bottom strap the bright red shock cord secures bottles even on bumpy trails or jumps

Smooth and reliable shift performance

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

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

Shimano Dura-Ace 9000 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination No L-key set for hexagonal socketThis 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