Full Speed Ahead Orbit C-40/48 Integrated Headset

FSA Orbit C-40 ACB IS42/IS52 Carbon IS Headset - Fits 1.5" Tapered Forks

Integrated Headset for 1-1/8 to 1.5" Tapered Steerer
Carbon Top Cover
Alloy Crown Race
Compatible with Carbon or Alloy headtubes
S.H.I.S. Stem Clamp Diameter: 28.6 Threadless
Crown Race: 40
Bearing Type: Cartridge/Angular Contact
Lower Stack Height: .9mm
Upper Stack Height: 15.5mm
1-1/8", 45/45 degree ACB Upper
1.5", 36/45 degree ACB Lower
Color: Black

Manufacturer Part Number: 121-0478A
UPC: 400310070463