Shimano Code Y1P434000. Shimano Ultegra FC-6800 Chainring. Shimano Chainring. MA for 50-34T, Bolt Circle 110mm.
Shimano Ultegra CS-R8101 Ultegra 12-speed cassette 11 - 34T
Shimano Ultegra FC-R8100 Ultegra 12-speed double chainset; 50 / 34T 170 mm
Shimano Ultegra R8000 2X11-Speed Road Groupset 25T/28T/30T/32T/34T W/O Crank&B.B
Shimano Ultegra FC-R8100 Stages Dual Sided 175mm 50/34t 12-Speed Crankset
Shimano Ultegra FC-6750 34t 5 Bolt 110 BCD Grey Chainring RefO
