The Promax IG-45 integrated headset features an aluminum cap, bearing cover and crown race with super-smooth rolling, precision 45×45 bearings.
For use in tapered 1-1/8" top, 1.5" bottom headset applications.
Specs
- Crown Race: 30
- S.H.I.S Lower: IS52
- S.H.I.S Upper: IS42
- S.H.I.S. Stem Clamp Diameter: 28.6 Threadless
