Odyssey pro conical integrated headsetthe odyssey pro conical headset is designed using high quality sealed bearings and a precision tapered wedge to keep the headset tight at all times the conical dust cap is ideal to create a cleaner look for taller riders meaning they will not have to use a lot of spacers featuresheadset standard campagnolo specbearings high quality sealed bearingssteerer 1 18outer diameter 41 8mm fits 42mm bmx head tubesspacers 12mm dust cap 3mm and 2mm spacersf