Product details
Description
A Stronglight Dura Ace FC-7900 External CT2 10 speed chainring with 50 teeth.
Teflon ceramic treated aluminum for a very hard surface and greater longevity.
Reduced friction
Abrasion resistance
Corrosion resistance
Noise dampened
Increased accuracy of gear changing (notably under the effort during a race)
Compatible with double chainring chainsets.
10 speed compatible.
5 Arms
Designed for SHIMANO DURA ACE FC-7900
Material: Alu 7075-T6 CT² (Teflon Ceramic Treatment)
PCD 130mm
Teeth : 50.
Weight : 113g.