Shimano 105 FC-5800 Chainring 2x11-speed - black

Shimano 105 FC-5800, 11-speed for double cranks. For bolt circle 110 mm, 4-arms spider.

Note:These are chainrings from different types (MA, MB, MD). For optimal shifting performance only use chainrings from the same type. So it is recommended to combine MA with MA, MB with MB and MD with MD.
Fitting for derailleur: 11-speed
Material: aluminum anodised