yofastener logo
For Dura-ace R9100 105 R7000 Crank 48-35T 56-42T Double Chainrings 110 BCD

For Dura-ace R9100 105 R7000 Crank 48-35T 56-42T Double Chainrings 110 BCD

For Shimano ULTEGRA R8000 12 Speed Dura-ace R9100 105 R7000 CRANK 48-35T 56-42T Double Chainrings 110bcd. APPLYY TO: ULTEGRA R8000 DU RA-ACE R9100 series crank. THE R91-8000 R7000 VARIABLE SPEED DUAL DISC IS MADE OF THE WHOLE ALUMINUMPLATE BYCNC MILLING.THE BACK IS HOLLOWED AND CHAMFERED, ENSURINGTHE STRENGTH AND REDUCING THE WEIGHT OF THE GEAR DISC!