Thread: Measure Stem Reach
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Old 04-16-23, 12:02 PM
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Kontact
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Originally Posted by Road Fan
The difference between measuring Nitto's way versus along the side of the extension, axis to axis is 1/sin(71degrees) = 1.058 of the Nitto measurement, if you draw out the triangle. A stem which measures If you have a stem 100mm based on axis to axis along the side of the extension, it will be 100/1.058 = 94.5 mm. Not a big difference, IMHO.
That's good info, and rather unexpected way of measuring.

For the OP's 130mm stem, that's about a 7mm error. Enough to make it look like a full size difference.
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