External hammer on a muzzle-loading flintlock fowler
External hammer on a breech-loading double rifle.
External hammer on Colt Single Action Bisley Target revolver
Internal hammer on a back-action "hammerless" sidelock rifle.
Internal hammer on a bar action "hammerless" sidelock shotgun
Hammer - The part of a gun lock, which driven by a spring and released by a pull of the trigger, falls and (usually via an intervening firing pin) strikes the detonating primer of the load and discharges the gun. Hammers may be external and visible or concealed internally. Also called a Tumbler.
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Hallowell & Co., Inc. PO Box 1445. Livingston, Montana 59047 USA Tel: 406 222-4770 Fax: 406 222-4792 Email: firstname.lastname@example.org
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