Headsets

ABI Headset Bearing for new builds or replacements.

- Bearing Type: Cartridge - Color: Black - Crown Race: 40mm - Defined Color: Black - Lower Stack Height: 0.8 mm - S.H.I.S Lower: ZS55 - S.H.I.S Upper: ZS44 - S.H.I.S. Stem Clamp Diameter: 28.6 - Upper Stack Height: 15.8 mm - Weight: 109g

• Sealed cartridge bearings • CNC machined 6061-T6 aluminum cups with laser etched logos • 26.4mm & 27.0mm races included • S.H.I.S.: EC30/25.4-24tpi|EC30/26 • Steerer Diameter: 25.4mm • Cup Diameter: 30.2mm • Race Diameter: 26.4mm • Stack Height: 42.5mm • Size: 1-inch • Black or Silver • Weight: 110g including lock nut