Headset Bearing Gauge – Small
Quickly measure your headset tube to determine the exact bearing size. The Headtube Guide Tool is a Hard-wearing stainless steel headtube guide that helps correctly determine headset fitment or to identify headset bearings. The Headtube Guide Tool includes gauges for internal diameter, external diameter and chamfer angles.
- Cutouts features used to identify all current headset cartridge bearing standards
- Measures inside headtube or bearing cup diameter
- Determines important bearing angles for precise fit
- Stainless Steel
- Measures bearings from 46.8 - 52.0 mm
- Identify 36 or 45 degree bearing