FSA Headset Expander for Carbon Steerer 1-1/8"

FSA Headset Expander for Carbon Steerer 1-1/8"Replaces the traditional star nut in 1-1/8" carbon steerer forks to set headset preload without damaging the carbon.Compatibility: 1-1/8" carbon steerer tubeUse: Star nut replacement to adjust the headsetIncludes: Expander and FSA top cap