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NO.51 Tapered

NO.51 Tapered


The No.51 Tapered Headset is a quality headset for tapered steerers and head tubes. The 1-1/8in upper cup and 1.5in lower are internal and carry sealed angular contact bearings. A curved alloy top cover integrates smoothly with the head tube and stem.


  • 1.5in / 1-1/8in Steerer
  • 36 degrees/ 45 degrees ACB
  • For tapered 50mm /62mm OD headtube
  • For tapered fork steerer 1.5in to 1.25in
  • Alloy top cover
  • Upper and Lower: economical Angular Contact Bearings


  • Stack Height 10.3+2.9=13.2mm
  • Weight: 98g