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The Laurel Cyclery is OPEN for sales and service of bicycles, parts and accessories. If the door is locked, knock and we'll come out to assist you. Use this website to purchase online and collect in-stock parts and accessories the same day. To schedule bike repair, check out our online appointment system. Questions? E-mail us at

FSA Orbit IS 138 Headset

FSA Orbit IS 138 Headset
  • Color: Black
Steerer Diameter:
1-1/8 – 1-3/8-inch tapered
Please select options


- 15.2mm/9.7mm CF IS-2-138
- 1-1/8" / 1-3/8", 36°/ 45° ACB
- For tapered 45mm / 52mm OD head tube
- For 1-1/8" to 1-3/8" tapered fork
- Carbon fiber top cover
- Angular Contact Bearing (black seal)
- Stack Height 16.1mm
- 65.4 grams

Part Numbers

Option UPC MPN
Black / 1-1/8 – 1-3/8-inch tapered 400310058560 121-0343