Bore diameterformula

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1. Rifled barrels: the minor interior diameter of a barrel which is the diameter of a circle formed by the tops of the lands. 2. Shotguns or muskets, the interior dimension of the barrel forward of the chamber but before any restrictive choke or expanded muzzle.

Bore diameterbearing meaning

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Bearingbore diametercalculation

Bore diameterof cylinder

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