The Park Tool SBC-1 Spoke, Bearing, and Cotter Gauge, click to enlarge
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Item # SBC-1

/ Tools / Hub & Axle / Measurement / Wheel & Spoke

Spoke, Bearing, and Cotter Gauge

This handy shop aid is ideal for sizing spokes, ball bearings and crank cotters. To use, just hang the head of the spoke in the oblong hole and read its length on the scale. For crank cotters and ball bearings it works just like a gauge for drill bits.

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SBC-1 Features

  • Has both metric and fractional spoke length markings
  • Anodized aluminum with embossed markings to allow easy reading and long life