Thread: Just A Picture Of My Newest Girl...
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Unread 02-09-2011, 07:10 PM   #12
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AmarilloMike
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The bar type gauges are almost always inaccurate, sometime by quite a bit. The only way I know to acurately measure them is with a bore gauge. First you measure the diamer of the bore and then the diameter of the muzzle and subract.

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Mike
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