The PI-1 Alloy 45×45 headset has an aluminum top cap, upper bearing cover, lower race and upper and lower cups. All-aluminum construction results in a lightweight headset. Each headset is fitted with super-smooth rolling, precision, 45×45 angular-contact sealed bearings.
- Because this versatile headset has 45×45 angular-contact bearings, you can use the included cups and install it in standard frames. Or, leave the cup in the box, and use it as an Integrated headset
| Specs: | ||
|---|---|---|
| Bearing Type | 45/45 Degree ACB | |
| Crown Race | 30 | |
| S.H.I.S Lower | EC34 | |
| S.H.I.S Upper | EC34 | |
|
28.6 Threadless | |
This product was added to our catalog on April 25, 2018







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