The FSA Orbit X threadless headset is constructed of aluminum and features sealed cartridge bearings. Laser etched aluminum top cap. Patented alignment tip for increased durability and performance. 7075 alloy crown race. Classic shape with modern styling for high-end road bikes. For threadless steerers. TH brand 36 degree Micro Angular Contact Bearings (red seal). Black or Silver anodized finish. Forged and CNC machined 6061/T6 aluminum cups. EC30/25.4 (36x36) | EC30/26.4 (36x36). Item Specifications: Color, Black, Weight, 82, Crown Race, 26, Bearing Type, Cartridge, Defined Color, Black, S.H.I.S Upper, EC30, S.H.I.S Lower, EC30, S.H.I.S.
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