Examples of Boxer primers
The pictures below are of large Boxer primers and
are shown about 4 times actual size. Primers come in two sizes, small, for up to
about .35 calibre and large for anything bigger. They also come in separate
types suitable for rifle and in a less energetic form for pistol cartridges. In
Berdan primers, the anvil is in the cartridge case, so the primer is a simpler
construction, basically just a cup containing the explosive compound:
see
Cartridge components.
