Originally Posted by
T-Mar
Six, wide splines are consistent with a Tange steerer tube. In which case there may be a Tange logo and alpha-numeric date code stamped on the outside of the steerer tube. Are the fork dropouts Ritchey or Tange?
It is butted, not splined. It's not a Tange fork. It appears to be Columbus or Dedacciai. There is no pantograph or stamp on the tube or the fork drops.