FSA Orbit IS 138 1. 1/8 Headset

• 1-1/8” / 1-3/8” , 36°/ 45° ACB For tapered 45mm / 52mm OD head tube
• 15.2 mm
• 1-1/8” to 1-3/8” tapered fork• Angular Contact Bearing (black seal)
• Stack Height 16.1mm
• Weight: 65.4 grams

Model Number: 121-0343