Shimano Dura-Ace R9100 Chainring - 52 Tooth 11-Speed 110mm BCD For 52-36T Combination CheckoutSpec= 185 x 52.5 mm 100 x 15 mm thru

100 x 15 mm thru axles

Dual compound wire bead Flat Protection Tread TPI 60 Color Black Designed for ebike Yes Defined Color Black ISO Width (mm) 101 ISO Diameter 406 / 20" BMX Tire Intended Use Road Tire Diameter 20" Tire Bead Wire Labeled Size 20 x 4 Tire Type Clincher

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Shimano Dura-Ace R9100 Chainring - 52 Tooth 11-Speed 110mm BCD For 52-36T Combination CheckoutSpec= 185 x 52.5 mm 100 x 15 mm thruThis 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 52 Drivetrain