• Feedback Sports

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Feedback Digital Caliper

This rugged metal digital caliper takes the guesswork out of common bicycle measurements. Measuring seatpost diameters, bottom brackets, stem lengths and more becomes easy with this highly accurate tool.

On the back of the unit is a dimension lookup table for bicycles and the display easily switches between inches and millimeters.


  • 6" (150mm) overall measurement length
  • Bicycle specific look-up table
  • Measures inside, outside, and depth dimensions
  • Stainless hardened metal body
  • Metal display housing with large LCD
  • Auto shut-off to save battery (included)
  • Measures in SAE (inches) and Metric (mm)
  • Graduations: 0.0005"/0.01mm
  • Zero setting at any position
  • 1.55V battery included
  • 1-year warranty

Buy Feedback Tools from Chain Reaction Cycles, the World's Largest Online Bike Store.

  • Delivery costFREE
  • Delivery toUSA
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
  • Pay by PayPal, Bank Transfer or Card


Buying Guide

  • We've got everything you need to know in our buying guide.

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