A top-spec reducer headset, the Orbit Z 1.5R features sealed angular contact bearings top and bottom, running in CNC machined internal alloy cups. The bearings take a 1-⅛" plain steerer, with an alloy top cover for a clean appearance.
Key Features
- 1-⅛", 36°/45°s ACB
- For 55mm OD head tube
- For 1.5in sized head tube and 1-1/8in steerer
- Alloy top cover
- CNC machined alloy cups
- Angular Contact Bearing (blue seal)
- Stack Height 7.1+3.5=10.6mm
- Weight: 140g