Shimano Dura-Ace R9100 Chainring - 52 Tooth 11-Speed 110mm BCD For 52-36T Combination MFPN=SCHS20286S0020 size 160mm mount 4-bolt Rohloff

size 160mm mount 4-bolt Rohloff thickness 1

See-thru plastic lid

Be aware that the UFO treatment is not optimised for wet and muddy conditions

the Tech Drive HP is a hand pump optimized for high-pressure applications (up to 120 PSI)

Shimano Dura-Ace R9100 Chainring - 52 Tooth 11-Speed 110mm BCD For 52-36T Combination MFPN=SCHS20286S0020 size 160mm mount 4-bolt RohloffShimano Dura Ace R9100 Chainring 52 Tooth 11 Speed 110mm BCD For 52 36T Combination. This 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