Specialized Aethos S202500012 Steering Series

Complete Integrated HDS Headset for Aethos Bikes – Lightweight and High Performance

The integrated HDS headset is designed to offer maximum precision, lightness, and reliability, ideal for Aethos model bicycles. Thanks to high-quality components and a custom lower bearing, this headset is perfect for those seeking high performance and a perfectly integrated installation.

Key features:

• Upper HDS compression ring
  Dimensions: 41.8 mm (outer diameter) x 30.5 mm (inner diameter) x 8 mm (thickness)
  Angle: 45° x 45°

• Custom lower HB bearing
  Dimensions: 49.5 mm (outer diameter) x 40.5 mm (inner diameter) x 6.5 mm (thickness)
  Angle: 45° x 45°

• Carbon top cover
  Diameter: 45 mm
  Height: 9.5 mm

• Split plastic compression ring
  Height: 7 mm

• Carbon spacers included:

  • 3 spacers of 10 mm

  • 2 spacers of 5 mm