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Measure your seat posts, head tubes, bearings, spoke diameters, or almost anything else your heart desires with the Park Tool Digital Caliper-DC-1.

  • Displays metric, decimal inch, and fractional inch to 1/128”
  • Large LCD display
  • Measures external, internal, depth and stepped dimensions
  • Resolution: +/- 0.01mm/0.0005”/1/128”
  • Accuracy: +/- 0.02mm/0.001 (-100mm)
  • Repeatability: +/- 0.01mm/0.0005”
  • Protective case and battery included
  • Includes one battery, size SR44

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Here's what others have to say...


Works great

    pro: Easy to read. accurate as heck.
    Con: Battery cover slides off easy... not a big deal.