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Shop-level repairs made easy

Every repair and maintenance task is easier and more enjoyable with Park Tool.

Product details

  1. Accurately gauge the straightness of disc brake rotors
  2. For use while the wheel is mounted in a TS-4, TS-2.2, or TS-2 Wheel Truing Stand
  3. Features an infinitely adjustable, finely threaded indicator gauge
  4. Works with any diameter brake rotor

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We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Weights are based off Trek pre-production products at time of publication. Weights may vary in final production.

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