

A precision-engineered headset cup.
Machined from aerospace-grade AL6061 and teamed up with angular contact bearings.
The Descend headset guarantees super-smooth control so you can focus on the trail.
Our top and bottom headset pieces are available separately.
Upper cup | ZS44/28.6 | ZS49/28.6 | ZS56/28.6 |
Steerer tube | 28.6 mm | 28.6 mm | 28.6 mm |
Headtube size | 44 mm | 49 mm | 56 mm |
Stack height | 9.6 mm | 10.3 mm | 13.5 mm |
Weight | 72 g | 92 g | 117 g |
We’ve been in business since 1997 and have spent the last 20 years helping riders to have more fun on their bikes.
Whether you’re a world class racer or a weekend warrior, it’s our mission to give you the very best components at the very best prices.