i think they have an adaptor so that u could run a 1-1/8 headset on a 1.5 headtube. just can't remember... or am i imagining things again.
here's one option:
FSA ORBIT XTREME PRO- 1.5R
Forged and CNC machined 7075/T6 aluminum cups
21mm headtube insertion
Patented alignment tip for increased durability and performance
Industrial cartridge sealed bearings
Stainless steel crown race
Laser etched aluminum top cap
For use with 1 1/8" forks with 1.5" frames
option 2:
Headset Reducer
here's one option:
FSA ORBIT XTREME PRO- 1.5R
Forged and CNC machined 7075/T6 aluminum cups
21mm headtube insertion
Patented alignment tip for increased durability and performance
Industrial cartridge sealed bearings
Stainless steel crown race
Laser etched aluminum top cap
For use with 1 1/8" forks with 1.5" frames

option 2:
Headset Reducer
