Upper: 1-1/8"" / Steel cup / Z-type Bearing / For ID 30mm Head Tube Bottom: 1-1/8"" / Steel cup / Z-type Bearing / For ID 30mm Head Tube w/10.3mm ABS Top Cover Stack Height 26+10.2=36.2mm
K-802
Upper:
1-1/8" / Steel cup / Z-type Bearing /
For ID 34mm Head Tube
w/9.7mm ABS Top Cover
Stack Height 28.5+11.4=39.9mm