Description
Base material: Carbon
Bead type: wire
With features from XTR components
It has an HT3 titanium oxide coating which
rounded-lens shape
Shimano FC-7800 Dura-Ace 54T Triathlon chainring - A-type Hose length_850mm Base material: CarbonShimano FC 7800 Dura Ace 54T Triathlon chainring A type The Shimano Dura Ace chainring FC 7800 is an original spare part for the FC 7800 10 speed crank. It has an SG X design and is integrated into the Shimano HyperDrive drivetrain system. The large chainrings are hollow to save weight (Hollowglide). Application: Road, Triathlon & Time Trial Mount: 5 arm BCD: 130mm Teeth: 54T (For 54 42t)