TYPES OF ACTUATION The cycle of fire is most simply actuated manually in a great many small arms. This includes revolvers, double- and single-barrel shotguns, pump shotguns, pump, lever, and bolt-action rifles. ... upon pressure within the bore to push the bolt mechanism rearward by direct pressure of the cartridge case against the face of the breech bolt. ... double, and over-and-under double barrels Pump Manual Winchester Model 12 Bolt action Manual Mossberg Model 183K ii.
|Title||:||Gradwhol's legal medicine|
|Author||:||Rutherford Birchard Hayes Gradwohl|