Full Speed Ahead Orbit Z 1.5R ZS Reducing Headset 1.5" to 1-1/8" Black

The FSA Orbit Z headets feature a very low-profile design primarily for ATB and are compatible with Cane Creek internal style headsets."Zero-Stack"/Cane Creek compatibleVery low profile designed primarily for Mountain BikesPatented alignment tip for increased durability and performanceTH brand 36 degree Micro Angular Contact Bearings (red seal)7075 alloy crown raceLaser etched aluminum top cap