Genetic Cranium 1" Threadless Headset

Genetic Cranium 1" Threadless Headset

Cranium Threadless AL , 

1" ITA lightweight, high quality alloy sealed bearing threadless headset. 

Lightweight aluminium cups
Sealed cartridge 36/45 deg. angular contact bearings.
Secure fit to fork with split compression ring.
Alloy top cap and std. Star-nut* included 
(*Caution: Do not use Star-nut in conjunction with Carbon steerer forks.) 

1" Italian specification sizing: 
Crown race: 26.4mm
Headtube ID: 30.2mm
Fork steerer OD: 25.4mm

Stack Heights: 
Upper: 14.5mm
Lower: 11.8mm
Total: 26.3mm