Semi-Integrated Threaded Headset G

   Specification:
◎  ZS44/28.6∣ZS44/30
◎  Steel, Ball Retainers 
◎  W/Additional Top Cover
◎  TOP NUT: 25.4
◎  CUP O.D.: 44
◎  CROWN CONE: 30
◎  Height: 19.5mm
◎  W/Additional Top Cover Version "BP" Is Available