Shimano Dura-Ace FC-R9100 54T MX Outer Chainring Black GS-90-PA-A1 The contents of this bag

The contents of this bag remain dry during rainfall due to the waterproof material

5% Saving/L

Made of a technical ultralight and open mesh that keeps you cool and dry thanks to reduced contact area

Weight (g): 1066

PERFECTLY DIALED If you fail to nail the geometry

Shimano Dura-Ace FC-R9100 54T MX Outer Chainring Black GS-90-PA-A1 The contents of this bagReplacement chainring for your Shimano Dura Ace FC R9100 11 speed crankset. Features HollowGlide technology for reduced weight without compromising on stiffness and power transfer, durability, or shifting performance.. Dura Ace R9100 Series . Chainring: 54T MX (for 54 42T setup) . Speed: 11 speed