12 gauge diameter is .729 yes, cylinder bore is an unconstricted barrel. it spreads the shot pattern quickly. 0.685 is not agauge diameter, if it were, it would be somewhere between a 12 and a 16 gauge. joachim is mistaken.
2006-10-03 07:48:05
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answer #1
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answered by bghoundawg 4
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When referring to a 12-gauge shotgun, the number has nothing to do with size, as it does with most other guns.
he size of a gun is usually referenced by caliber, in the form of a decimal of an inch. A .22 caliber gun, for instance, has a barrel with an inside diameter of 0.22 inches, or a little more than one-fifth of an inch. Shotgun sizes are described differently, using gauge. The unusual thing about this is that even though today's shotguns use shells, the number of the gauge doesn't really have anything to do with the size of the shells, but is instead based on an antiquated weight measure. It references the number of lead balls of that diameter needed to equal one pound. For example: A 12-gauge shotgun has a barrel bore diameter the same size as a lead ball weighing 1/12th of a pound. A 20-gauge shotgun has a smaller bore, since it would be equal to the diameter of a lead ball weighing only 1/20th of a pound. Even though shotguns were produced as large as 4-gauge (commonly referred to as punt guns), those larger than 10-gauge have been outlawed by the federal government for use in hunting. Shotguns with barrels that have been shortened (sawed off) are also illegal because they widen the spread of the pellets, making them much more dangerous as weapons.
2006-10-03 04:32:43
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answer #2
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answered by johnslat 7
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