Originally Posted by
Treebone
Ruger Shooter,
If you measured them with vernier/digital calipres you will have got a false reading, the small flats on the edges of ID blades of the caliper will cause them not to measure on the true internal diametre of the bush, thus accounting for the few thousandths difference from the stated bore ID.
TB.
A few tenths, or a thou at the absolute outside, I'd think. I reckon your original springback theory would cover most of the difference.
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