FSA 1-1/8 NO.11N semi internal headset.
- Steerer: 1-1/8".
- For 49 mm / 49 mm OD headtube.
- For 44 mm / 44 mm ID headtube.
- Alloy top cover 8mm.
- Cr-Mo steel cups with integrated semi-cartridge bearing.
- Stack height: 13.7mm.
- Real weight: 113 g.
Note: To find the correct headset you need to refer to the code imprinted on the bearings of the previously mounted headset or have a look on the technical data on the frame in your possession.
The choice of headset can also be carried out by knowing the measures of the frame.
- OD (Outer Diameter): Is the measurement referred to the external diameter of the head tube, top and bottom respectively
- ID (Inner Diameter): Refers to the internal diameter of the head tube, top and bottom respectively.
Star nut cap included.