Headsets

The FSA Orbit X threadless headset is constructed of aluminum and features sealed cartridge bearings. - Classic shape with modern styling for high-end road bikes - For threadless steerers - Forged and CNC machined 6061/T6 aluminum cups - Patented alignment tip for increased durability and performance - TH brand 36-degree Micro Angular Contact Bearings (red seal) - Laser etched aluminum top cap - Weight: 82g

- Forged steel cups with caged 5/32" ball bearings - TH-857 features a alloy top cover - TH Series: External Cup, traditional - S.H.I.S.: EC34/28.6|EC34/30 - Stack: 14.9mm/11mm - Color: Black - Weight: 126g

A solid choice for 1-1/8in frames, the Orbit Equipe features a sturdy steel lower cup for maximum durability. The top cup is forged alloy, with an alloy top cover. Inside are two low maintenance, easy-to-replace sealed cartridge angular contact bearings. - Bearing Type: Cartridge - Weight: 117g - Crown Race: 30 - S.H.I.S. Lower: EC34 - S.H.I.S. Upper: EC34 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless

- Weight: 160g - Crown Race: 30 - S.H.I.S. Lower: EC34 - S.H.I.S. Upper: EC34 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless

- 1-1/8" / 1.5", 36°/ 45° ACB - For tapered 50mm / 62mm OD head tube - For 1-1/8" to 1.5" tapered fork - Alloy top cover - Upper: Forged alloy cup with ACB (black seal) - Lower: 1.5" CNC machined alloy cup with ACB (black seal) - Stack Height 16.9+2.9=19.8mm - 124.6 grams