Shimano Ultegra R8100 Chainring 36t or 52t 12 Speed RefO

Shimano Ultegra FC-R8100 12-Speed Chainrings. All Sizes!

Shimano Ultegra FC-R8000 11-speed Chainring 34t - 36 - 39 - 46 - 50 - 52 - 53t

Shimano Ultegra 11 Speed Chainrings 52/36 Tooth 110 BCD d13

Shimano Ultegra R8100 Chainring 50t Outer 12 Speed

Shimano Ultegra Chainring FC-R8000 HollowGlide 2x11 Speed 4 Arm Mounting -H

Shimano Ultegra FC-R8100 52T 2x 12s Road Bike Outer Chainring 52

Shimano Ultegra FC-6800 34T Chainring 11x2 speed, MA for 50-34t, Y1P434000