A metric scale runs along the long edges for measuring bottom bracket shell width and crank spindle lengths.
Durable red anodized aluminum with laser etching. Overall size 7" x 3" x 0.125".
Gauges for the following crank spindle diameters:
- bottom bracket width
- bottom bracket shell inner diameter
- crank spindle length
-crank spindle diameter
- bearing inner diameter
- Gauges for the following bearing inner diameters:
- Gauges for the following bottom bracket shell inner diameters:
- Ruler to measure bottom bracket shell width up to 132mm:
- Ruler to measure crank spindle length up to 180mm