Top quality headset for use with MTB or Road bikes in size 1 1/8"DESCRIPTION & MATERIALS <br><br/> - 1-1/8", 36°/36° ACB <br><br/> - OD: 34mm <br><br/> - Alloy top cover <br><br/> - Forged and CNC machined 6061/T6 alloy cups<br><br/> - 36° micro angular contact bearings <br><br/> - 7075 aluminium crown race<br><br/> - Angular Contact Bearings (Black seal) <br><br/> - Stack Height 18.7+13.4=32.1mm <br><br/> - For 1"1/8 steerer fork <br><br/> - For head tube ID: 34mm<br><br/> - Weight: 119g (include Alloy top cap)<br><br/> - OEM package (This item is exactly as pictured and does not include retail package) <br><br/> - Color: Blue (as pic. shown)<br><br/>Content: 1 set (With top cap and starnut) / pack