40-Series Zero Stack headsets set the standard for performance durability and value. Drawing from the premium 110-Series design the 40-Series includes all the features necessary for a durable lightweight long-lasting headset.
Sealed ZN40 cartridge bearings6000 series alloy cups and materialsSteel crown race with integrated sealsInterlok spacer compatible
| Color |
Black |
| Lower Stack Height |
12 |
| Bearing Type |
Cartridge |
| Crown Race |
40 |
| Weight |
155 |
| Defined Color |
Black |
| Upper Stack Height |
8 |
| S.H.I.S Upper |
ZS44 |
| S.H.I.S. Stem Clamp Diameter |
28.6 Threadless |
| S.H.I.S Lower |
EC49 |
