Shimano Ultegra R8000 39t 110mm 11-Speed Chainring for 39/53t MFPN=8154BL Wheels: rubber

Wheels: rubber

6/40mm) Offset 44mm Travel 120mm Spring Type Air Brake Mount Disc Only (PM-160) Dropout 15x110mm Boost Weight 1598g Color Black Control Type Manual

Bolt-on 20x110mm non-Boost thru-axle

Polyknit 270

Shimano Ultegra R8000 39t 110mm 11-Speed Chainring for 39/53t MFPN=8154BL Wheels: rubberThis Shimano chainring allows you to update your Ultegra FC R8000 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 Inner Tooth Count 39 Drivetrain