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Old 11-14-11 | 12:53 PM
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Doohickie
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Joined: Sep 2008
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From: Fort Worth, Texas Church of Hopeful Uncertainty

Bikes: 1966 Raleigh DL-1 Tourist, 1973 Schwinn Varsity, 1983 Raleigh Marathon, 1994 Nishiki Sport XRS

Originally Posted by ColonelJLloyd
Measuring the OD of a round tube with digital calipers is often inaccurate and you think that's a good way to measure the ID of a tube? It is not, that's why the seatpost sizing rod exists.
Really? It's not that hard to use a caliper. Machinists use these all the time and get accurate measurements.
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Originally Posted by bragi "However, it's never a good idea to overgeneralize."
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