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NO.54 Integrated

NO.54 Integrated


Designed for 47.6mm/52mm OD head tubes and 1-1/4in forks, the NO.54 integrated headset features 1-1/4in angular contact bearings. Both bearings drop in to the frame, with an alloy top cover to finish things off.


  • 1-1/4in, 4in,45/ 45 ACB ball bearings
  • For tapered 47.6mm / 52mm OD head tubes
  • For 1-1/4in fork
  • Alloy top cover
  • Upper / Lower : 1-1/4in ACB


  • Stack Height 8.4+1=9.4mm
  • Weight: 55g