What Is a Rimfire Cartridge?
A rimfire cartridge is a metal ammunition cartridge
which employs the explosive priming mixture in the rim of the
cartridge. This differs from a
center fire cartridge which uses
a centrally located primer at the base of the cartridge.
Centerfire cartridges can be reloaded, while rimfire cartridges
In the pictures note that the
firing pin indent is centered for the .380 ACP
centerfire casing and on the edge or rim of the 22LR rimfire
Authored By Mike Coviello (Tanner)
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