Worksman Bicycle 1″inch Threaded Headset 22.2 X 33.4mm Silver
Fits Worksman Bicycle frame head tubes.
Does not include fork crown race.
Your fork may include race and the bearing should
fit any crown race.
Cups are 33.4mm, 22.2 X 33.4mm
For 1 inch standard threaded fork
22.2mm head nut inner diameter for stem diameter
33.4 mm inner diameter at frame head tube
22.2mm stem diameter
33.4mm cup diameter