A long gun is a category of firearms with long barrels. In small arms, a long gun or longarm is generally designed to be held by both hands and braced against the shoulder, in contrast to a handgun, which can be fired being held with a single hand. In the context of cannons and mounted firearms, an artillery long gun would be contrasted with a field gun or howitzer. Small arms The actual length of the barrels of a long gun is subject to various laws in many jurisdictions, mainly concerning minimum length, sometimes as measured in a specific position or configuration. The National Firearms Act in the United States sets a minimum length of 16 inches (41 cm) for rifle barrels and 18 inches (46 cm) for shotgun barrels. Canada sets a minimum of 18.5 inches (47 cm) for either. In addition, Canada sets a minimum fireable length for long guns with detachable or folding stocks 26 inches (66 cm). In the United States, the minimum length for long guns with detachable or folding stocks is 26 inches (66 cm) with the stock in the extended position. Examples of various classes of small arms generally considered long...