Shimano Ultegra FC-R8100 12 Speed Chainring Fe Sport The frontal area of the

The frontal area of the FD-R9250 is also reduced decreasing aerodynamic drag

Direct mount interface compatible with chainrings across the entire Eagle Ecosystem

This freehub supports '18

The Tangente Course G40 is a wide (40mm) tire designed for control

XTR FC-M970

Shimano Ultegra FC-R8100 12 Speed Chainring Fe Sport The frontal area of theChainring for the Shimano Ultegra FC R8100 and FC R8100 P 2x12 speed cranksets. The 110 mm bolt circle diameter ensures fast, smooth shifting, and for weight optimization, the outer ring also features a Hollowglide construction that still delivers extreme stiffness. Specifications Outer: aluminum (anodised), carbon fiber reinforced plastic (CFRP) Inner: aluminum (anodised) Mfr Claimed Weight TBC Refresh your Ultegra front shifting with this chainring,