The boxlock action is a firing mechanism with the lockwork mounted internally, as opposed to being mounted on the side of the weapon. Boxlock actions were common in the 18th and 19th centuries. The ac
Pair of Flintlock Box-Lock Pistols with Bayonets
The percussion cap, percussion primer, or caplock, introduced in the early 1820s, is a type of single-use percussion ignition device for muzzle loader firearm locks enabling them to fire reliably in a
Boxlock action
…the lockwork typically being installed in a box of sort, usually inline behind the barrel. Most boxlock weapons were flintlock, although though some percussion cap and pinfire boxlocks also existed. The popularity of boxlock actions declined rapidly after the emergence of percussion cap and pinfire revolvers in…
Percussion caps have been manufactured in various sizes to fit snugly over different sized nipples.
Nipples for 4.5mm and 6mm percussion caps
Japanese matchlock converted to caplock, the brass band is dated to Meiji 27 (明治二十七), i.e. 1894
A pair of caplock twister pistols